How To Fix CM_APS_ODA026 - Tag value '&1' is not allowed for the tag category '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_APS_ODA - Open Discovery API

• Message number: 026

• Message text: Tag value '&1' is not allowed for the tag category '&2'

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_APS_ODA026 - Tag value '&1' is not allowed for the tag category '&2' ?

  The SAP error message CM_APS_ODA026 indicates that there is an issue with a tag value that is not permitted for a specific tag category in the context of SAP Advanced Planning and Optimization (APO) or SAP Integrated Business Planning (IBP). This error typically arises when the system encounters a tag value that does not conform to the predefined rules or constraints associated with the tag category.
  Cause:
  
  Invalid Tag Value: The tag value you are trying to use is not valid for the specified tag category. This could be due to a typo, an outdated value, or a value that has been removed or deprecated.
  Configuration Issues: The tag category may not be properly configured in the system, leading to restrictions on what values can be assigned.
  Data Integrity Issues: There may be inconsistencies in the data that lead to the system rejecting the tag value.
  
  Solution:
  
  Check Tag Value: Verify the tag value you are trying to use. Ensure that it is spelled correctly and is a valid value for the specified tag category.
  Review Tag Category Configuration: Go to the configuration settings for the tag category in question. Check if the tag value is listed as a valid option. If not, you may need to add it or choose a different value.
  Consult Documentation: Refer to the SAP documentation or help resources for the specific tag category to understand the allowed values and any constraints.
  Data Validation: Ensure that the data being processed is clean and adheres to the expected formats and values. This may involve data cleansing or validation steps.
  Contact Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for assistance. They may have additional insights or tools to help diagnose the problem.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with transaction codes related to tag management and configuration in SAP APO/IBP.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the CM_APS_ODA026 error and implement a suitable solution.