# Tag Report Tool: OPC Value not appearing

**URL:** <https://forum.inductiveautomation.com/t/tag-report-tool-opc-value-not-appearing/107778>\
**Category:** Ignition\
**Tags:** ignition81\
**Created:** [June 25, 2025, 4:26pm UTC](https://forum.inductiveautomation.com/t/tag-report-tool-opc-value-not-appearing/107778 "2025-06-25T16:26:10Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![Austin\_Grigsby](https://avatars.discourse-cdn.com/v4/letter/a/c2a13f/32.png) [@Austin\_Grigsby](https://forum.inductiveautomation.com/u/Austin_Grigsby)\
**Post date:** [June 25, 2025, 4:26pm UTC](https://forum.inductiveautomation.com/t/tag-report-tool-opc-value-not-appearing/107778/1 "2025-06-25T16:26:10Z")

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Within the tag report tool, I am trying to query tags where the tag name = Label and the value is LIKE TT. The tag Label is an **OPC Tag**.

I have a udt instance which has a Label tag with value 'TT1310B', and here was my query:

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/1/c/1cf37de8773e9a0df8ed747ab066a8e653015086.png)

with 0 results. As soon as i change the tag to **memory** , the tag query results have the tag i was searching for.

Is there a problem with reading the Value from an OPC tag within the tag report tool?

Also, if i remove the Value condition, so just the name = 'Label', the tag is in the query results

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**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [June 25, 2025, 4:33pm UTC](https://forum.inductiveautomation.com/t/tag-report-tool-opc-value-not-appearing/107778/2 "2025-06-25T16:33:24Z")

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> [@Austin\_Grigsby](#):
>
> Is there a problem with reading the Value from an OPC tag within the tag report tool?

Yes. The tag report tool only looks at **configuration**. Only Memory tags have their value as part of persistent configuration.

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<div class="post-metadata">

**Author:** ![Austin\_Grigsby](https://avatars.discourse-cdn.com/v4/letter/a/c2a13f/32.png) [@Austin\_Grigsby](https://forum.inductiveautomation.com/u/Austin_Grigsby)\
**Post date:** [June 25, 2025, 4:57pm UTC](https://forum.inductiveautomation.com/t/tag-report-tool-opc-value-not-appearing/107778/3 "2025-06-25T16:57:58Z")

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Thanks for the reply @pturmel !

Is there any reason why it would work for some tags? i.e. one of my tags has a Label value of 'LT1417' and it correctly displays in the results. I even change it to something different in the PLC just to test, 'LT1417B' and that also displays in the query.

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**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [June 25, 2025, 6:10pm UTC](https://forum.inductiveautomation.com/t/tag-report-tool-opc-value-not-appearing/107778/4 "2025-06-25T18:10:41Z")

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Hmm. Not sure.

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<div class="post-metadata">

**Author:** ![Austin\_Grigsby](https://avatars.discourse-cdn.com/v4/letter/a/c2a13f/32.png) [@Austin\_Grigsby](https://forum.inductiveautomation.com/u/Austin_Grigsby)\
**Post date:** [June 25, 2025, 6:28pm UTC](https://forum.inductiveautomation.com/t/tag-report-tool-opc-value-not-appearing/107778/5 "2025-06-25T18:28:20Z")

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So i think it is related to this post here:

> [@Error with LIKE operator in tag report tool](https://forum.inductiveautomation.com/t/error-with-like-operator-in-tag-report-tool/98470):
>
> I found a possible bug. I am using the tag report tool (and system.tag.query function). I use it to match tags that have a tooltip that contains the text "test". This works in most cases, but not if the tooltip contains "\r\n" (newline character). Is it supposed to be like that? Ignition version = 8.1.35

I basically deleted the value within the tag (Ctrl+A then Delete), and then typed out the value manually. It returns in the query!

So maybe some newline characters or something that we couldn't see.
