How To Fix U6136 - Activity category &1 not permitted for backlog reduction engine

SAP Error Message - Details

• Message type: E = Error

• Message class: U6 - Message Class for BRE

• Message number: 136

• Message text: Activity category &1 not permitted for backlog reduction engine

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message U6136 - Activity category &1 not permitted for backlog reduction engine ?

  The SAP error message U6136, which states "Activity category &1 not permitted for backlog reduction engine," typically occurs in the context of using the backlog reduction engine in SAP, particularly in the areas of project management or production planning. This error indicates that the activity category specified (represented by &1) is not allowed for the operation you are trying to perform.
  Cause:
  
  Invalid Activity Category: The activity category you are trying to use is not configured to be used with the backlog reduction engine.
  Configuration Issues: The system may not be set up correctly to allow certain activity categories for backlog reduction.
  Authorization Issues: The user may not have the necessary permissions to use the specified activity category in the context of backlog reduction.
  
  Solution:
  
  
  Check Activity Category Configuration:
  
  Go to the configuration settings for the backlog reduction engine and verify if the activity category is allowed. This can typically be found in the customizing settings under the relevant module (e.g., Project System, Production Planning).
  Ensure that the activity category is correctly defined and linked to the appropriate processes.
  
  
  
  Modify Activity Category:
  
  If the activity category is not permitted, consider changing it to a valid one that is allowed for backlog reduction.
  You may need to consult with your SAP configuration team to determine which activity categories are valid.
  
  
  
  User Authorizations:
  
  Check the user roles and authorizations to ensure that the user has the necessary permissions to perform actions with the specified activity category.
  If needed, update the user roles to include the required permissions.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to the backlog reduction engine and activity categories to understand the constraints and requirements.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configuration and authorizations, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as SPRO for configuration, or CJ20N for project management.
  SAP Notes: Search for SAP Notes related to error U6136 in the SAP Support Portal, as there may be specific patches or updates that address this issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, providing additional insights or solutions.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.