How To Fix WA638 - Type linkage & & for &: Indicator for type linkage not deleted

WA638 - Overview

• Message type: E = Error

• Message class: WA - Messages from Workflow Event Manager

• Message number: 638

• Message text: Type linkage & & for &: Indicator for type linkage not deleted

What causes this issue?

The indicator denoting that the specified linkage from object type and
event to receiver type is a
<DS:GLOS.3526B0E3AFAB52B9E10000009B38F974>type linkage</> cannot be
deleted.

System Response

The action was aborted and the indicator remains unchanged. Only if the
indiator is NOT set, is the linkage interpreted as an
<DS:GLOS.3526B0F4AFAB52B9E10000009B38F974>instance linkage</>.

How to fix this error?

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

Procedure for System Administrators

Check whether the specified linkage exists.
INCLUDE WF_NA_EVENT_GLOBAL_FLAG 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 WA638 - Type linkage & & for &: Indicator for type linkage not deleted ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WA638 Type linkage & & for &: Indicator for type linkage not deleted
  
  Meaning / 
  Cause:
  This error occurs when you try to delete or modify a type linkage in the ABAP Dictionary, but the system cannot delete the indicator for the type linkage because it is still in use or linked elsewhere.
  
  Type linkage refers to the relationship or link between data types in the ABAP Dictionary.
  The system maintains indicators (flags) to manage these linkages.
  If you attempt to delete a type linkage indicator that is still referenced by other objects (like data elements, structures, or tables), the system prevents the deletion and raises this error.
  
  
  When does it occur?
  
  When deleting or changing data elements, structures, or table types that have dependent type linkages.
  When trying to clean up or modify dictionary objects that are still referenced by other dictionary objects.
  During transport or activation