How To Fix TU820 - Budget billing plan &1 cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: TU - Billing/Scheduling/Budget Billing

• Message number: 820

• Message text: Budget billing plan &1 cannot be changed

What causes this issue?

You tried to change a budget billing plan from the <ZK>payment plan</>
or <ZK>payment scheme</> category, or a YAP budget billing plan using
the express transaction <ZK>Budget Billing Change</>. This is not
possible.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TU820 - Budget billing plan &1 cannot be changed ?

  The SAP error message TU820, which states "Budget billing plan &1 cannot be changed," typically occurs in the context of managing budget billing plans in SAP's IS-U (Industry Solution for Utilities) module. This error indicates that there is an issue preventing changes to a specific budget billing plan.
  Causes:
  
  Status of the Budget Billing Plan: The budget billing plan may be in a status that does not allow changes. For example, if the plan is already finalized or has been locked for some reason, modifications will not be permitted.
  Open Items: There may be open items or transactions associated with the budget billing plan that prevent changes.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the budget billing plan.
  System Configuration: Certain configurations in the system may restrict changes to budget billing plans under specific conditions.
  
  Solutions:
  
  Check the Status: Review the status of the budget billing plan. If it is in a status that does not allow changes (e.g., completed or locked), you may need to change the status or create a new plan.
  Clear Open Items: Investigate if there are any open items related to the budget billing plan. If there are, resolve these items before attempting to make changes.
  Authorization Check: Ensure that the user attempting to make the changes has the appropriate authorizations. If not, contact your system administrator to obtain the necessary permissions.
  Consult Configuration: If the issue persists, consult with your SAP configuration team to review any settings that may be affecting the ability to change budget billing plans.
  Use Transaction Codes: Utilize relevant transaction codes (like EA00 for budget billing plans) to check the details and status of the plan.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to the SAP Help Portal for detailed documentation on budget billing plans and their management.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.