# 8.1.1 Tag Overlay OPC\_Not\_Connected

**URL:** <https://forum.inductiveautomation.com/t/8-1-1-tag-overlay-opc-not-connected/41509>\
**Category:** Ignition\
**Created:** [December 14, 2020, 7:27pm UTC](https://forum.inductiveautomation.com/t/8-1-1-tag-overlay-opc-not-connected/41509 "2020-12-14T19:27:14Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![Paullys50](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/paullys50/32/3324_2.png) [@Paullys50](https://forum.inductiveautomation.com/u/Paullys50)\
**Post date:** [December 17, 2020, 4:31pm UTC](https://forum.inductiveautomation.com/t/8-1-1-tag-overlay-opc-not-connected/41509/5 "2020-12-17T16:31:42Z")

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I'm seeing the same thing with stale overlays on screen load in my development test environment. This had been fixed in 8.0.4/7 but seems to be broken again.

> [@\[BUG-13815, 15230\]Components showing stale tag overlay when they first appear in a window](http://forum.inductiveautomation.com/t/bug-13815-15230-components-showing-stale-tag-overlay-when-they-first-appear-in-a-window/26298/16):
>
> The 8.0.7 nightly build from today contains a change that is relevant to the overlay issue presented here earlier. In short, null values on initial load were categorized as bad quality instead of uncertain quality, which is why the red overlays were appearing. There will still be overlays while bindings are loading, but they should use the grey overlay. @zxcslo this change doesn’t really impact your case, since the error your seeing in the GIF is showing an unsupported operand exception due to…

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