# Nightly 8.1 Changelogs - 2021

**URL:** <https://forum.inductiveautomation.com/t/nightly-8-1-changelogs-2021/42410>\
**Category:** Ignition Early Access\
**Created:** [January 19, 2021, 7:32pm UTC](https://forum.inductiveautomation.com/t/nightly-8-1-changelogs-2021/42410 "2021-01-19T19:32:07Z")\
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**Author:** ![sreis](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/sreis/32/14631_2.png) [@sreis](https://forum.inductiveautomation.com/u/sreis)\
**Post date:** [November 1, 2021, 4:57pm UTC](https://forum.inductiveautomation.com/t/nightly-8-1-changelogs-2021/42410/181 "2021-11-01T16:57:34Z")

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Nightly Changelog: 8.1.12-b20211101

## Platform

**4594: SendRequestAsync doesn't use onError parameter**  
Fixed an issue where a supplied onError callback for system.util.sendRequestAsync would not be called.

## Visualization

**1518: Popup View params reset when popup is dragged**  
The Popup now stores any updates to view params (output or inout) and merges them to provide updated parameters to the view that it presents.

**4963 Vision Client Thread dump Feature Requests**  
Added thread dump saving and automatic EDT blockage monitoring to the designer and Vision client

**4821 Multiple dropdown component selections can affect the currently selected component during runtime**  
Keeping the interaction of sibling dropdown components from crossing into each other.

## Data Model

**3572 Prefix tag name with underscore if OPC item name contains invalid first character**  
Importing OPC Items with invalid first character will now be prefixed with underscore.

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