KB88312
Published: August 22, 2019
Revision: 2.0

Tag browser reports an error on some folders containing 25+ tags


Applies To:

groov View on:

  • GROOV-AR1, GROOV-AR1-BASE, GROOV-AR1-SNAP
  • GROOV-AT1, GROOV-AT1-SNAP
  • GROOV-SVR-WIN, GROOV-SVR-WIN-BASE, GROOV-SVR-WIN-SNAP
  • GRV-EPIC-PR1

Versions Affected:

4.1a to 4.1c

Resolved In Version:

4.1d


Symptoms:

In the following circumstances, when you browse for tags on your GRV-EPIC-PR1 (by expanding the device tree in the Gadget Palette), any folders with more than 25 tags will cause an error:

  • Your GRV-EPIC-PR1 device is configured to run the CODESYS Controller.
  • You added the GRV-EPIC-PR1 to your groov View project as an OPC UA Server.
The error message you'll see is similar to the following:
groov cannot browse tags on the OPC server.

Error details:

    Message: ServiceFault: Bad_TooManyOperations (0x80100000) "The request could not be processed because it specified too many operations." Diagnostic Info:
    Status Code: Bad_TooManyOperations (0x80100000) - The request could not be processed because it specified too many operations.
    Exception Name: ServiceException

Workaround:

If possible, reorganize your tag structure and folders so that you do not use more than 25 variables in a single folder.

Resolution:

Opto 22 has resolved this issue.

Questions?

Contact: Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com


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