# Showing (BAD) for the tags on designer

**URL:** <https://forum.inductiveautomation.com/t/showing-bad-for-the-tags-on-designer/67977>\
**Category:** Ignition\
**Created:** [December 26, 2022, 6:23am UTC](https://forum.inductiveautomation.com/t/showing-bad-for-the-tags-on-designer/67977 "2022-12-26T06:23:30Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![Abdalsattar\_Almaroof](https://avatars.discourse-cdn.com/v4/letter/a/ac8455/32.png) [@Abdalsattar\_Almaroof](https://forum.inductiveautomation.com/u/Abdalsattar_Almaroof)\
**Post date:** [December 26, 2022, 6:23am UTC](https://forum.inductiveautomation.com/t/showing-bad-for-the-tags-on-designer/67977/1 "2022-12-26T06:23:30Z")

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I connect the PLC S7 1200 to the ignition but It can't read tags, and the designer tag value always showing (BAD), I made multiple changes on the OPC item path for many formats for example [plc\_1]IX0,[plc\_1]MX1, and [PLC\_1]MX1.0.......and others but doesn't work, any advice, please??

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**Author:** ![Transistor](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/transistor/32/3380_2.png) [@Transistor](https://forum.inductiveautomation.com/u/Transistor)\
**Post date:** [December 26, 2022, 4:24pm UTC](https://forum.inductiveautomation.com/t/showing-bad-for-the-tags-on-designer/67977/2 "2022-12-26T16:24:23Z")

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The Siemens setup is shown here. [Siemens - Ignition User Manual 8.1 - Ignition Documentation](https://docs.inductiveautomation.com/display/DOC81/Siemens).

You haven't mentioned what the status of the device connection is.Check on the gateway | Config | OPC UA | Device Connections.

Then check Config | OPC Client | OPC Quick Client.

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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:** [December 26, 2022, 4:34pm UTC](https://forum.inductiveautomation.com/t/showing-bad-for-the-tags-on-designer/67977/3 "2022-12-26T16:34:48Z")

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Are you using Ignition's native driver or an OPC connection? If the former, have you followed all of t[he instructions for PLC settings](https://docs.inductiveautomation.com/display/DOC81/Siemens#Siemens-Considerationsfor1200and1500Devices)?

If the latter, note that there are some OPC/UA 1.03 vs. 1.04 issues that may need to be resolved. It is a bit of a mess, actually:

[https://forum.inductiveautomation.com/search?q=s7-1200%20OPC](https://forum.inductiveautomation.com/search?q=s7-1200%20OPC)

(The S7-1500's native OPC is much more Ignition-friendly.)

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**Author:** ![Abdalsattar\_Almaroof](https://avatars.discourse-cdn.com/v4/letter/a/ac8455/32.png) [@Abdalsattar\_Almaroof](https://forum.inductiveautomation.com/u/Abdalsattar_Almaroof)\
**Post date:** [December 26, 2022, 6:18pm UTC](https://forum.inductiveautomation.com/t/showing-bad-for-the-tags-on-designer/67977/4 "2022-12-26T18:18:05Z")

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I am using OPC connection and I follow all the instructions for the tag and gateway connection THe PLC is connected in the Gateway

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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:** [December 26, 2022, 6:24pm UTC](https://forum.inductiveautomation.com/t/showing-bad-for-the-tags-on-designer/67977/5 "2022-12-26T18:24:13Z")

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> [@Abdalsattar\_Almaroof](#):
>
> I am using OPC connection

Then the links that @Transistor and I posted for addressing information doesn't apply. Those are for Ignition's native driver. If you are using the S7-1200's built-in OPC, you must follow its rules for addressing. But also keep in mind that it uses OPC/UA v1.04, where Ignition does v1.03, so there are parts of the S7-1200 implementation that do not work with Ignition. The second link I posted has many discussions of the these caveats.

(I avoid Siemens like the plague, so I have no further advice. Some of the regular Siemens users around here might chime in with more focused advice. It is a holiday weekend in the U.S., so I hope you aren't in a rush.)
