---
title: Litmus Edge 3.2.1
slug: litmusedge-v1/product-updates/2022/litmus-edge-321
description: Review Litmus Edge 3.2.1 product updates.
docTags: 
createdAt: 2022-03-30T21:25:05.000Z
---

Release Date: January 26 2022

## New Features

| Description                                                                                                                          |
| ------------------------------------------------------------------------------------------------------------------------------------ |
| **Custom meta tags**:<br />- Support for dynamic key/value pairs in the DeviceHub custom meta tags                                   |
| **Status register:**<br />- ability to define a "default" variable for monitoring the device connection/disconnection                |
| **Support utilities:**<br />- support for IP and port check during device discovery                                                  |
| **Site-license management**:<br />- Ability to activate edge devices from Litmus Edge Manager<br />- Server validation on connection |
| **New integrations**:<br />- Azure Event Hub connector<br />- Google Cloud Pub/Sub connector<br />- NATS Client connector            |
| **Purging of persistent data** - ability to purge the data stored by a connector from the web UI                                     |

## Enhancements and Improvements

| Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| **System events**:<br />- System performance improvements<br />- Support for additional component events                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| **DeviceHub drivers and UI**:<br />- The Micrologix Ethernet Gen 2 driver<br />- Support for browsing for the CompactLogix Gen 2 driver<br />- The Emerson ROC Plus driver<br />- The JTEKT Toyopuc CMP-Link (Ethernet) driver<br />- The ABB Totalflow Gen1 driver<br />- Table view on the DeviceHub page<br />- Support for string values                                                                                                                                                                                                                                   |
| **Analytics UI**:<br />- The search functionality<br />- Support for processor locking<br />- The Instance Table functionality<br />- Ability of the Analytics service to listen to analytics.command.<br />- Grouping improvements during re-arrange<br />- Support for pass-through values, which enables adding meta data from other processors                                                                                                                                                                                                                             |
| **Marketplace**:<br />- The Marketplace dashboard<br />- The Network setting in Marketplace<br />- UI improvements in the various Marketplace components                                                                                                                                                                                                                                                                                                                                                                                                                       |
| **OPC UA:&#xA0;**<br />- ability to append a manually created hierarchy to the root node                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| **Other**:<br />- Support for publish system events to the message broker<br />- A unique UUID for each system event<br />- Auto-refresh for certificates before expiry<br />- Upgrade to the Node-RED backend 1.2.9<br />- Links to additional support resources<br />- Upload options for certificates<br />- Ability to download the OSS license file<br />- Support for Throttling Limit in all MQTT based connectors<br />- Additional support for memory limit updates in Flows Manager<br />- LDAP UI f& UX improvements<br />- Ability to download an OSS license file |

## Resolved Issues

| Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
| ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| - Unable to create Docker/GCP container registries&#xD;<br />- "Registry error" when logging to the Litmus Edge Manager Marketplace Catalog with valid credentials&#xD;<br />- Marketplace applications fail to launch<br />- Internal error on the image upload status for `tar.gz`<br />- Updating a device name in the UI does not update that name in the plc\_status topic<br />- Backup creation causes OPC UA errors<br />- UI does not handle requests for core license upgrade correctly<br />- Docker generates the "invalid\_refresh\_token" 401 error when connecting to Litmus Licensing Server<br />- UI makes multiple redundant Subscription API calls<br />- The Google Pub/Sub integration connector allows negative values in "threshold" fields<br />- The Name filed is filled incorrectly when adding tags by DeviceHub Agent browsing<br />- The dynamic fields, such as **Status Register**, appear at the top of the **Add Tag** dialog box while they have to appear at the bottom<br />- Authentication for a Litmus Edge browser session expires in minutes (rather than after 12 hours of inactivity)<br />- Online license activation generates the "Unknown license name" error<br />- UI freezes and enters an infinite loop with CPU utilization close to 100%<br />- Litmus Edge Docker endpoint failure results in "internal server" error 500 on th&#x65;**&#x20;DB Management** pane<br />- No API specification for license management<br />- License management uses gRCP (should use REST API)<br />- REST API Key auth v2 fails for stats and FTP components<br />- Litmus Edge Manager provisioning fails during the GFC Docker image activation<br />- Some integration connectors, such as InfluxDB, AMQP, fail to start if syslog in not available<br />- No REST API is available for firmware upgrades from a cloud URL<br />- No API specification is available for online/offline activation endpoints<br />- Message transfer with Siemens S7-Advanced Gen1 driver is slow when more than 1,000 tags are added |

## Deprecated Components and Features

| Description                                                                           |
| ------------------------------------------------------------------------------------- |
| **DeviceHub** dashboard with outages and stats graphs                                 |
| Support for restore of 2.6.x backup files - the upgrade path is 2.6.x > 3.1.x > 3.2.x |

## Known Issues

| Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **System**:<br />- The countdown dialog does not appear at the end of the software update<br />- Litmus Edge activation fails if the edge device is shut down before the activation request is approved in Litmus Edge Manager<br />- Expired licenses use more than 35% of the CPU<br />- The API calls `post /auth/v2/providers/config/test` with the Advanced Directory configuration result in `Server Error 500`<br />- The message shown when a template deployment fails does not tell the user which components had failed<br />- If the device name is the same as the one that appears in the template, the template upload fails for the devices with the same configuration; the workaround is to edit the device names in the template file<br />- An incorrect error message is shown when an external storage mount cannot be found<br />- The error message shown when remote access fails is not user-friendly<br />- Errors shown when applying MP templates are not user-friendly<br />- Errors shown when an Active Directory test fails are not user-friendly<br />- There is a discrepancy between the memory usage values shown on the **Dashboard&#x20;**&#x61;nd on the **System&#x20;**> **Info** pane<br />- Software update from 3.0.1.0 dissolves all groups defined in the **Analytics** module<br />- InfluxDB initialization for large databases is unstable (slow, with high CPU consumption)<br />- Software upgrade is not supported on VirtualBox 6.1.x; upgrade attempt may result in a corrupted, unrecoverable appliance |
| **DeviceHub:**<br />- The Modbus RTU Gen2 driver doesn't connect until the Gen1 driver is added<br />- Incorrect events are shown after adding or uploading tags<br />- The message interval increases after a PLC power-cycle when using the AB CompactLogix Ethernet FreeTag Gen2 driver<br />- The OPC UA client does not connect to the server with the Basic256Sha256-SE security policy<br />- ABB Totalflow (Gen1) driver does not connect until a tag is added to the device                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| **Analytics**:<br />- Restoring from a backup file does not restore the device analytics<br />- Processors that are manually moved to the right on the canvas erroneously re-align to the left<br />- TensorFlow processors don't appear on the list of available processors because TensorFlow plugins fail to load                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| **Integration**:<br />- The Developer user cannot manage integration connectors<br />- The MySQL connector supports only the Litmus' own data format<br />- The MySQL description endpoint doesn't return the mapping description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
| **Applications**:<br />- Changing Catalog application state ti Resume causes launch error<br />- Users cannot edit the `AWS_ECR` container registry due to missing credentials; the workaround is to enter the credentials every time when editing the form<br />- The "delete app" and "restart app" events are not always shown on the list of events<br />- The marketplace catalog is not included in the template if the applications belonging to that catalog are not selected when creating the template<br />- A registry can be removed without asking the user for an explicit confirmation<br />- Applications appear on the Overview pane even after their container and image had been removed; cannot be removed manually<br />- Docker doesn't restore the WG lemwg0 interface after a container is restarted                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
| **Dashboard**:<br />- Some metrics shown on the Dashboard do not match the values retrieved through an API                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
| **Datahub**:<br />- The UI incorrectly reflects the time series database size                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
| **Flows** <br />- Some of the drop-down lists are not filled with the correct values until after the first deployment                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
| **Web UI**<br />- The UI layout gets misaligned with certain combinations of screen sizes and resolutions                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| **API&#xA0;**<br />- The gRPC API "RequestFirmwareUpdate" doesn't retry after the connection is reset                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |