How To Fix 28550 - Error in compilation of dependency &1: Char. key missing from line &2

28550 - Overview

• Message type: E = Error

• Message class: 28 - Configuration

• Message number: 550

• Message text: Error in compilation of dependency &1: Char. key missing from line &2

What causes this issue?

A compilation error was found in the dependency.

System Response

The system terminated processing of the object dependency.

How to fix this error?

Check the dependency and try to resolve the error by re-checking and
saving again in the dependency maintenance function.

Error message extract from SAP system. Copyright SAP SE.

28550 - Details

• The SAP error message 28550, "Error in compilation of dependency &1: Char. key missing from line &2," typically occurs during the activation or compilation of a data dictionary object, such as a table, view, or structure. This error indicates that there is a missing characteristic key in the specified line of the object, which prevents the system from successfully compiling the dependencies.
  
  Cause:
  
  Missing Characteristic Key: The error suggests that a required characteristic key (such as a field or attribute) is not defined or is missing in the specified line of the object.
  Inconsistent Data Dictionary: There may be inconsistencies in the data dictionary, such as missing references or incorrect definitions.
  Transport Issues: If the object was transported from another system, there might have been issues during the transport process that led to missing components.
  
  
  Solution:
  
  
  Check the Object Definition: 
  
  Go to the object (e.g., table, view, or structure) in the Data Dictionary (transaction SE11).
  Verify that