How To Fix KC252 - System error, contact system administrator - ALE is active

KC252 - Overview

• Message type: E = Error

• Message class: KC - Cost Collector

• Message number: 252

• Message text: System error, contact system administrator - ALE is active

What causes this issue?

When you called up the K_PARKED_DOCUMENT_DELETE function module,
inconsistent data was transferred: Document &V1& contains objects that
are assigned to logical system &V3&, and therefore differ from the
current logical system (system &V2&).

System Response

As deletion of parked documents is currently not distributed by ALE,
the system has to stop processing.

How to fix this error?

Inform the system administrator, or register the error with SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KC252 - System error, contact system administrator - ALE is active ?

  The SAP error message KC252 indicates a system error related to the Application Link Enabling (ALE) functionality. This error typically arises when there are issues with the configuration or processing of ALE in the SAP system. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  
  Configuration Issues: There may be incorrect or incomplete configuration settings in the ALE setup, such as logical systems, distribution model, or message types.
  Master Data Issues: Missing or inconsistent master data can lead to errors when ALE tries to process messages.
  Communication Problems: Issues with the communication between systems (e.g., RFC connections) can cause this error.
  System Bugs: There may be bugs or inconsistencies in the SAP system that lead to this error.
  Transport Issues: Problems with transport requests that involve ALE configurations can also trigger this error.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the ALE configuration in transaction WE20 (Partner Profiles) and BD64 (Distribution Model).
  Ensure that logical systems are