ISL Light 5.0.2551.111 and ISL Light Client 5.0.2551.111 and ISL AlwaysOn 5.0.2551.111 for Desktop (2026-06-10)

General Information

On the 10th of June the following was released:

  • ISL Light 5.0.2551.111 for Windows (release_date=2026-06-09, build=51efb0cdb8714dc53c194c1f818b16d80ccb506b, platform=win32,os_version=0x0a000000-0x7fffffff)
  • ISL Light 5.0.2551.111 for Mac (release_date=2026-06-09, build=51efb0cdb8714dc53c194c1f818b16d80ccb506b, platform=mac, os_version=0x0e0000-0x2effff)
  • ISL Light 5.0.2551.111 for Linux (release_date=2026-06-09, build=51efb0cdb8714dc53c194c1f818b16d80ccb506b, platform=linux64, os_version=0x050fc10000022300-0xffffffffffffffff)
  • ISL Light Client 5.0.2551.111 for Windows (release_date=2026-06-09, build=51efb0cdb8714dc53c194c1f818b16d80ccb506b,platform=win32, os_version=0x0a000000-0x7fffffff)
  • ISL Light Client 5.0.2551.111 for Mac (release_date=2026-06-09, build=51efb0cdb8714dc53c194c1f818b16d80ccb506b, platform=mac, os_version=0x0e0000-0x2effff)
  • ISL Light Client 5.0.2551.111 for Linux (release_date=2026-06-09, build=51efb0cdb8714dc53c194c1f818b16d80ccb506b, platform=linux64, os_version=0x050fc10000022300-0xffffffffffffffff)
  • ISL AlwaysOn 5.0.2551.111 for Windows (release_date=2026-06-09, build=51efb0cdb8714dc53c194c1f818b16d80ccb506b, platform=win32, os_version=0x0a000000-0x7fffffff)
  • ISL AlwaysOn 5.0.2551.111 for macOS (release_date=2026-06-09,  build=51efb0cdb8714dc53c194c1f818b16d80ccb506b, platform=mac, os_version=0x0e0000-0x2effff)
  • ISL AlwaysOn 5.0.2551.111 for Linux (release_date=2026-06-09, build=51efb0cdb8714dc53c194c1f818b16d80ccb506b, platform=linux64, os_version=0x050fc10000022300-0xffffffffffffffff)

All updates with version 5.0.2551.111 have release date set to 2026-06-09. This release is available for Hosted Service users.

Improvements

ISL Light - Desktop - Add metrics to console.exception in ISL Light (FEATURE) [ISLLIGHT-7520]

Description

Improved metrics for QML console.exception events to include the file name and line number, making it easier to identify the source of the exception.

ISL Light - Desktop - Add support for "crashing" the process when thread create fails (FEATURE) [ISLLIGHT-7542]

Description

Added support to treat thread creation failure as a catastrophic event. When it happens, the issue is reported to ISL Conference Proxy and the process is crashed.

ISL Light - Desktop - Operator does not see clients screen correctly when on HyperV and computer stopped streaming (DEFECT) [ISLLIGHT-7519]

Description

Users experienced an issue where the operator did not see the client's screen correctly when the client was running on Hyper-V inside an RDP connection and the host device was locked, causing screen updates to stop arriving even after the device was unlocked. The functionality was redesigned and the issue is no longer reproducible.

The defect was fixed.

ISL Light - Desktop - Errors spawn on headless cmd lines (DEFECT) [ISLLIGHT-7533]

Description

Users experienced an issue where error popups for unloaded plugins were shown when ISL Light was started in headless mode (such as port forward sessions). The functionality was redesigned and the issue is no longer reproducible.

The defect was fixed.

ISL Light - Desktop - Logo overlaps the menu item in ISL Light Client (DEFECT) [ISLLIGHT-7538]

Description

Users experienced an issue where the logo overlapped the menu item in ISL Light Client. The functionality was redesigned and the issue is no longer reproducible.

The defect was fixed.

ISL Light - Desktop - Join session visible while logging in (DEFECT) [ISLLIGHT-7541]

Description

Users experienced an issue where the "Join a Session" view was visible during the 2FA login step. The functionality was redesigned and the issue is no longer reproducible.

The defect was fixed.

ISL AlwaysOn - Desktop - Add support for "crashing" the process when thread create fails (FEATURE) [ISLALWAYSON-2062]

Description

Added support to treat thread creation failure as a catastrophic event. When it happens, the issue is reported to ISL Conference Proxy and the process is crashed.

ISL AlwaysOn - Desktop - Operator does not see clients screen correctly when on HyperV and computer stopped streaming (DEFECT) [ISLALWAYSON-2061]

Description

Users experienced an issue where the operator did not see the client's screen correctly when the client was running on Hyper-V inside an RDP connection and the host device was locked, causing screen updates to stop arriving even after the device was unlocked. The functionality was redesigned and the issue is no longer reproducible.

The defect was fixed.

Zendesk Integration User
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