How To Fix CM_SUB012 - Start time for change document creation was invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_SUB - Substance (general)

• Message number: 012

• Message text: Start time for change document creation was invalid

What causes this issue?

Change document creation requires a valid start time.

System Response

Change document creation is terminated.

Procedure for System Administrators

You can specify a valid start time in Customizing in the environment
parameter CD_PROTOCOL_START_TIME.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_SUB012 - Start time for change document creation was invalid ?

  The SAP error message CM_SUB012 indicates that there is an issue with the start time for the creation of a change document. This error typically arises in the context of change document management, where the system expects a valid time format for the start time but receives an invalid or incorrect value.
  Causes:
  
  Invalid Time Format: The start time provided for the change document creation does not conform to the expected format (e.g., it may be in the wrong time zone or not in the correct HH:MM:SS format).
  Date/Time Configuration Issues: There may be issues with the system's date and time settings, such as incorrect time zone settings or system clock discrepancies.
  Data Entry Errors: Manual entry of the start time may have led to typographical errors or incorrect values.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or specific configurations that are not functioning as intended.
  
  Solutions:
  
  Check Time Format: Ensure that the start time is entered in the correct format. It should typically be in the format HH:MM:SS.
  Verify System Settings: Check the system's date and time settings, including the time zone configuration. Ensure that the server time is correct and synchronized with a reliable time source.
  Review Input Data: If the start time is being entered manually, double-check for any typographical errors or incorrect values.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on the expected format and requirements for change document creation.
  Debugging: If the issue persists, consider enabling debugging to trace the exact point of failure and gather more information about the error.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates that resolve the issue.
  
  Related Information:
  
  Change Document Management: Understanding how change documents work in SAP can help in troubleshooting issues related to their creation.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  SAP Support: If the problem cannot be resolved internally, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify the cause of the CM_SUB012 error and implement a suitable solution.