How To Fix TW051 - Internal compression / decompression error

SAP Error Message - Details

• Message type: E = Error

• Message class: TW - R3trans - Messages

• Message number: 051

• Message text: Internal compression / decompression error

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message TW051 - Internal compression / decompression error ?

  The SAP error message TW051, which indicates an "Internal compression / decompression error," typically arises during the processing of data that involves compression or decompression operations. This error can occur in various contexts, such as when handling large data volumes, during data transfer, or while processing data in certain SAP applications.
  Causes:
  
  Data Corruption: The data being processed may be corrupted, leading to issues during the compression or decompression process.
  Insufficient Memory: The system may not have enough memory allocated to handle the compression or decompression tasks.
  Software Bugs: There may be bugs in the SAP software or the specific module you are using that lead to this error.
  Configuration Issues: Incorrect configuration settings in the SAP system can also lead to this error.
  Version Compatibility: Using incompatible versions of SAP components or third-party tools can cause issues.
  
  Solutions:
  
  Check Data Integrity: Verify the integrity of the data being processed. If the data is corrupted, you may need to restore it from a backup or reprocess it.
  Increase Memory Allocation: If the error is related to memory issues, consider increasing the memory allocation for the SAP system or the specific application server.
  Update SAP Software: Ensure that your SAP system is up to date with the latest patches and updates. Check SAP Notes for any known issues related to this error.
  Review Configuration Settings: Check the configuration settings related to data processing and compression in your SAP system. Ensure they are set correctly.
  Consult SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide specific guidance based on your system configuration and the context of the error.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in diagnosing or resolving the issue, such as ST22 (Dump Analysis) or SM37 (Job Monitoring).
  
  By following these steps, you should be able to identify the cause of the TW051 error and implement a suitable solution.