# Diagnostic Tags **URL:** \ **Category:** Ignition\ **Created:** [December 27, 2018, 8:19pm UTC](https://forum.inductiveautomation.com/t/diagnostic-tags/21607 "2018-12-27T20:19:38Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![witman](https://avatars.discourse-cdn.com/v4/letter/w/d2c977/32.png) [@witman](https://forum.inductiveautomation.com/u/witman)\ **Post date:** [December 28, 2018, 12:55am UTC](https://forum.inductiveautomation.com/t/diagnostic-tags/21607/2 "2018-12-28T00:55:56Z")
Sounds like the same issue discussed here: > [@\[BUG-9371\] Allen-Bradley Logix Driver - Diagnostic Tags Bad Quality?](http://forum.inductiveautomation.com/t/allen-bradley-diagnostic-tags-bad-quality/18669): > > Hey folks, We’ve got several L306-ER (v30) devices running on the AB Logix driver and they have been for ~a year. Yesterday I pulled the [Diagnostics] folder for each device into a tags folder and today when I came back, they are all Bad Quality. Pulling the folder out of the OPC-UA server and dropping them into the tags window will refresh the data and they will go good quality again. I expect that given time, they will return to bad quality? The other tags I am polling from these devices do… --- _[View the full topic](https://forum.inductiveautomation.com/t/diagnostic-tags/21607)._