How To Fix CRM_MESSAGES027 - Error when converting GUID 22 byte into 16 byte

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_MESSAGES - Output for CRM Output Collector

• Message number: 027

• Message text: Error when converting GUID 22 byte into 16 byte

What causes this issue?

Module GUID_CONVERT was called up to convert the 22-character GUID &V1&
into a 16-character GUID. This module was returned with the exception
&V2&.

NO_UNICODE_SUPPORT_YET
ELSE
PARAMETERS_ERROR
ENDIF
).
There is a system error.

System Response

Processing is terminated.

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.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_MESSAGES027 - Error when converting GUID 22 byte into 16 byte ?

  The SAP error message CRM_MESSAGES027, which indicates an error when converting a GUID (Globally Unique Identifier) from a 22-byte format into a 16-byte format, typically arises in the context of SAP CRM (Customer Relationship Management) systems. This error can occur during data processing, especially when dealing with object keys or identifiers that are expected to be in a specific format.
  Cause:
  
  
  Data Format Mismatch: The primary cause of this error is a mismatch in the expected data format. SAP systems often use GUIDs for unique identification of objects, and these GUIDs can be represented in different byte lengths. If the system expects a 16-byte representation but receives a 22-byte representation, this error will occur.
  
  
  Incorrect Data Input: If there is an issue with the data being input into the system, such as incorrect formatting or corruption, it can lead to this error.
  
  
  Custom Development: If there are custom programs or enhancements that manipulate GUIDs, they may not be handling the conversion correctly.
  
  
  Database Issues: Sometimes, issues with the underlying database or data inconsistencies can lead to this error.
  
  
  Solution:
  
  
  Check Data Input: Ensure that the data being processed is in the correct format. If you are manually entering GUIDs, verify that they conform to the expected 16-byte format.
  
  
  Review Custom Code: If there are any custom developments or enhancements, review the code to ensure that it correctly handles the conversion of GUIDs. Look for any logic that may be incorrectly converting or processing these identifiers.
  
  
  Data Consistency Check: Perform a consistency check on the data in the database. Look for any records that may have been incorrectly formatted or corrupted.
  
  
  SAP Notes and Support: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues related to GUID handling.
  
  
  Debugging: If the error occurs during a specific transaction or process, consider using debugging tools to trace the execution and identify where the conversion is failing.
  
  
  Consult Documentation: Review the SAP documentation related to GUID handling and data types to ensure compliance with the expected formats.
  
  
  Related Information:
  
  SAP Version: Ensure that you are using a supported version of SAP CRM, as older versions may have unresolved bugs related to GUID handling.
  Data Types: Familiarize yourself with the data types used in SAP for GUIDs, including the differences between 16-byte and 22-byte representations.
  Performance Impact: Be aware that improper handling of GUIDs can lead to performance issues, especially in large datasets.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.