How To Fix WA631 - Type linkage between & & and &: Deletion not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: WA - Messages from Workflow Event Manager

• Message number: 631

• Message text: Type linkage between & & and &: Deletion not possible

What causes this issue?

The specified type linkage between object type and event and the
specified receiver type cannot be deleted.

System Response

The action was terminated, the entry is not changed.

How to fix this error?

Check whether the specified type linkage exists.

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

INCLUDE NA_WF-ADMINISTRATOR OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WA631 - Type linkage between & & and &: Deletion not possible ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WA631 Type linkage between & & and &: Deletion not possible
  
  Meaning / Cause:
  This error occurs when you try to delete a type linkage (relationship) between two object types in SAP, but the system prevents the deletion because the linkage is still in use or is required by other objects or processes.
  In SAP, type linkages define relationships between different object types (for example, between equipment and functional locations in Plant Maintenance). If the linkage is referenced or used by existing objects, the system will not allow you to delete it to maintain data integrity.
  The placeholders & & and & in the message represent the involved object types or link names.
  
  Common Causes:
  
  The linkage is still assigned to existing objects.
  The linkage is part of an active configuration or customizing.
  There are dependent objects or references that prevent deletion.
  The linkage is used in master data or transactional data.
  
  
  Solution / How to Resolve:
  
  
  Check Dependencies:
  
  Identify all objects that use the linkage you want to delete.
  Use transaction codes like IH08 (Equipment list), IL05 (Functional Location list), or other relevant transactions to find references.
  
  
  
  Remove or Reassign Dependencies:
  
  Remove or reassign the linkage from all dependent objects.
  For example, if equipment or functional locations are linked via this type linkage, you need to unlink or delete those references first.
  
  
  
  Check Customizing:
  
  Go to the customizing path where the type linkage is defined (e.g., in Plant Maintenance: SPRO ? Plant Maintenance and Customer Service ? Basic Settings ? Object Links).
  Verify if the linkage is active or assigned to any configuration.
  
  
  
  Delete the Linkage:
  
  After all dependencies are cleared, try deleting the linkage again.
  
  
  
  Use SAP Tools:
  
  Use transaction SE91 to look up the message class and message number for more details.
  Use transaction SE38 or SE80 to check the program or function module that triggers the error for more context.
  
  
  
  
  Additional Information:
  
  Type Linkages are crucial for maintaining relationships between different business objects in SAP.
  Deleting a linkage without clearing dependencies can cause data inconsistencies.
  Always perform such deletions in a test or development environment first.
  Consult with your SAP functional consultant or Basis team if unsure.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error Message
  WA631 Type linkage between & & and &: Deletion not possible
  
  
  Cause
  Linkage is still in use or referenced by existing objects or configuration
  
  
  Solution
  Identify and remove all dependencies before deleting the linkage
  
  
  Transactions
  IH08, IL05, SPRO (customizing), SE91 (message lookup), SE38/SE80 (program analysis)
  
  
  
  
  If you provide the exact object types or the context where this error occurs, I can help you with more specific instructions.