How To Fix MCEX193 - Internal error during hash code check (sy-subrc=&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: MCEX - Extraction Interface LIS/BW

• Message number: 193

• Message text: Internal error during hash code check (sy-subrc=&1)

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MCEX193 - Internal error during hash code check (sy-subrc=&1) ?

  The SAP error message MCEX193, which states "Internal error during hash code check (sy-subrc=&1)," typically indicates that there is an issue related to the internal processing of hash codes in the SAP system. This error can occur in various contexts, often related to data consistency checks or during the execution of certain transactions.
  Possible Causes:
  
  Data Inconsistency: There may be inconsistencies in the data being processed, which can lead to hash code validation failures.
  System Bugs: This error can sometimes be caused by bugs in the SAP system or specific transactions.
  Configuration Issues: Incorrect configuration settings in the system can lead to unexpected behavior and errors.
  Database Issues: Problems with the underlying database, such as corruption or connectivity issues, can also trigger this error.
  Transport Issues: If the error occurs after a transport, it may be due to missing or incorrectly transported objects.
  
  Solutions:
  
  Check for Data Consistency: Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the relevant tables for inconsistencies. You may need to run consistency checks or repair tools provided by SAP.
  Review System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal. There may be specific notes addressing this error, including patches or workarounds.
  Re-run the Transaction: Sometimes, simply re-running the transaction can resolve transient issues.
  Check Configuration: Review the configuration settings related to the transaction or process that triggered the error. Ensure that all settings are correct and aligned with best practices.
  Database Check: If you suspect database issues, consider running database consistency checks or consulting with your database administrator.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including the context in which it occurred.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), ST22 (Dump Analysis), and SLG1 (Application Log) to gather more information about the error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation related to the specific module or functionality where the error occurred for additional insights.
  
  By following these steps, you should be able to diagnose and potentially resolve the MCEX193 error in your SAP system.