How To Fix E0646 - Predecessor has not been released

SAP Error Message - Details

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 646

• Message text: Predecessor has not been released

What causes this issue?

Successors can only be created for released basic IDoc types or
extension types.
The predecessor &v1&, however, has not been released.

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?

Check whether you want to make any changes to &v1&.
If you do not, you can release &v1&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E0646 - Predecessor has not been released ?

  The SAP error message E0646, which states "Predecessor has not been released," typically occurs in the context of project management or production planning within SAP. This error indicates that a predecessor task or activity has not been released, which is necessary for the current task or activity to proceed.
  Cause:
  
  Predecessor Status: The predecessor task is still in a status that does not allow it to be released. This could be due to it being in a planning stage or not yet completed.
  Dependencies: The current task has dependencies on the predecessor task, and since the predecessor is not released, the system prevents further actions on the current task.
  Project Structure: In project management, if the predecessor is part of a larger project structure that has not been released, it can cause this error.
  
  Solution:
  
  Check Predecessor Status: Review the status of the predecessor task. Ensure that it is in a released state. You can do this by navigating to the project or task in question and checking its status.
  Release the Predecessor: If the predecessor is not released, you will need to release it. This can typically be done through the project management transaction (like CJ20N for project structures) or through the relevant production planning transaction.
  Review Dependencies: Ensure that all dependencies are correctly set up and that there are no other issues preventing the predecessor from being released.
  Consult Documentation: If you are unsure how to release the predecessor or if there are specific conditions that need to be met, consult the SAP documentation or your organization's SAP support team for guidance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CJI3 (Project Actual Line Items), or CO02 (Change Production Order) depending on the context of the error.
  User Authorizations: Ensure that you have the necessary authorizations to release tasks or projects in SAP.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  Training and Support: If you frequently encounter this error, consider additional training on project management or production planning within SAP to better understand the workflow and dependencies.
  
  By following these steps, you should be able to resolve the E0646 error and proceed with your tasks in SAP.