How To Fix SO851 - End of activation must be later than start of activation

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 851

• Message text: End of activation must be later than start of activation

What causes this issue?

An end date was specified which is earlier than the start date.

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?

Enter a date which is later than the start date.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SO851 - End of activation must be later than start of activation ?

  The SAP error message SO851 ("End of activation must be later than start of activation") typically occurs in the context of managing the activation of certain objects or processes within the SAP system, such as when dealing with transport requests, workflow, or other activation processes.
  
  Cause:
  This error indicates that there is a logical inconsistency in the activation time settings. Specifically, it means that the end time for an activation process is set to a time that is earlier than the start time. This can happen due to:
  
  Incorrect Time Settings: The user may have inadvertently entered the end time before the start time.
  System Clock Issues: If the system clock is not synchronized correctly, it may lead to incorrect time stamps.
  Data Entry Errors: Manual entry errors when specifying activation times.
  
  
  Solution:
  To resolve the SO851 error, you can take the following steps:
  
  
  Check Time Entries: Review the activation time settings for the object or process you