How To Fix CM_EAM_TL_API133 - Package number in operation &1 cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EAM_TL_API - Message class for eam task list API

• Message number: 133

• Message text: Package number in operation &1 cannot be changed

What causes this issue?

Package number has changed for an operation, this may occur if key
assignments in the service package have been made incorrectly.

System Response

The field PACKNO in the operation remains unchanged.

How to fix this error?

If the assignment of a new service package is requested, delete the
existing operation prior to the creation of a new service package.
Updating the service package number in an operation is not possible. If
the update of a service package is requested check the fields of the
structures, which can be updated.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EAM_TL_API133 - Package number in operation &1 cannot be changed ?

  The SAP error message CM_EAM_TL_API133 indicates that a package number in a specific operation cannot be changed. This error typically arises in the context of maintenance management or logistics when working with maintenance orders, task lists, or similar objects in SAP.
  
  Cause:
  The error can occur due to several reasons, including:
  
  
  Status of the Operation: The operation may be in a status that does not allow changes. For example, if the operation is already released or completed, changes to the package number may not be permitted.
  
  
  Authorization Issues: The user may not have the necessary authorizations to make changes to the operation or the package number.
  
  
  Data Integrity Constraints: There may be data integrity rules in place that prevent changes to certain fields once they have been set.
  
  
  Custom Logic or Enhancements: Custom code or enhancements in the SAP system may impose additional restrictions on changing the package number.
  
  
  
  Solution:
  To resolve the error, you can take the