How To Fix 5D306 - & incompatible collision: saving not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: 5D - Error Messages for German Infotype Module Pools

• Message number: 306

• Message text: & incompatible collision: saving not possible

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5D306 - & incompatible collision: saving not possible ?

  The SAP error message 5D306 typically indicates that there is an issue with saving a document or transaction due to a collision with existing data or settings. The specific message "incompatible collision: saving not possible" suggests that there is a conflict that prevents the system from saving the changes you are trying to make.
  Causes:
  
  Data Conflicts: This can occur if multiple users are trying to edit the same document or record simultaneously, leading to a conflict in data.
  Lock Entries: The record you are trying to save may be locked by another user or process, preventing you from making changes.
  Inconsistent Data: There may be inconsistencies in the data that violate business rules or constraints defined in the system.
  Configuration Issues: Incorrect configuration settings in the system can lead to incompatibilities when trying to save data.
  Transport Issues: If changes were transported from one system to another, there may be inconsistencies in the data or configuration.
  
  Solutions:
  
  Check for Locks: Use transaction code SM12 to check for any lock entries on the document or record you are trying to save. If you find a lock, you may need to wait for the other user to finish or contact them to resolve the issue.
  Refresh the Session: Sometimes, simply refreshing your session or logging out and back in can resolve temporary issues.
  Review Data: Ensure that the data you are trying to save does not violate any business rules or constraints. Check for any required fields that may be missing or incorrectly filled.
  Consult with Colleagues: If you suspect that another user is editing the same record, communicate with them to coordinate changes.
  Check Configuration: If you have access, review the configuration settings related to the document or transaction to ensure they are set up correctly.
  Error Logs: Check the system logs (transaction SLG1) for any additional error messages or details that may provide more context about the issue.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Review the documentation for the specific module or transaction you are working with to understand any specific requirements or constraints.
  User Forums: Consider checking SAP community forums or user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.