How To Fix >U020 - *** Messages for compare programs ***

SAP Error Message - Details

• Message type: E = Error

• Message class: >U -

• Message number: 020

• Message text: *** Messages for compare programs ***

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message >U020 - *** Messages for compare programs *** ?

  The SAP error message U020, which is related to "Messages for compare programs," typically occurs during the execution of comparison programs in SAP, such as when comparing data between different systems or environments (e.g., development, quality assurance, and production).
  Cause:
  The U020 error message can arise due to several reasons, including:
  
  Data Inconsistency: There may be inconsistencies in the data being compared, such as missing records or mismatched data types.
  Configuration Issues: Incorrect configuration settings in the comparison program or the systems being compared can lead to this error.
  Authorization Issues: The user executing the comparison may not have the necessary authorizations to access the data or execute the program.
  Program Logic Errors: There may be bugs or logical errors in the custom comparison program or standard SAP program being used.
  
  Solution:
  To resolve the U020 error, you can take the following steps:
  
  
  Check Data Consistency:
  
  Verify that the data in both systems is consistent and complete. Look for missing records or discrepancies in data types.
  
  
  
  Review Configuration:
  
  Ensure that the configuration settings for the comparison program are correct. This includes checking any parameters or options that may affect the comparison.
  
  
  
  Check Authorizations:
  
  Confirm that the user executing the program has the necessary authorizations to access the data and run the comparison program.
  
  
  
  Debug the Program:
  
  If you have access to the ABAP development environment, you can debug the program to identify any logical errors or issues in the code.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address the U020 error. There may be patches or updates available that resolve known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including the context in which it occurs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may be used for comparison, such as SE38 (ABAP Editor) or SE80 (Object Navigator).
  Documentation: Review SAP documentation related to the specific comparison program you are using, as it may provide insights into common issues and their resolutions.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the U020 error message effectively.