How To Fix AREN188 - &1: Prefetch module &2 (cache for write phase) does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: AREN - Messages - Archiving Engine

• Message number: 188

• Message text: &1: Prefetch module &2 (cache for write phase) does not exist

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AREN188 - &1: Prefetch module &2 (cache for write phase) does not exist ?

  The SAP error message AREN188 indicates that there is an issue with the prefetch module during the write phase of a process. This error typically arises in the context of SAP's Advanced Business Application Programming (ABAP) or when dealing with database operations, particularly in scenarios involving data buffering or caching.
  Cause:
  The error message "AREN188 &1: Prefetch module &2 (cache for write phase) does not exist" suggests that the system is trying to access a prefetch module that has not been defined or is not available in the current context. This can occur due to several reasons:
  
  Configuration Issues: The prefetch module may not be properly configured in the system.
  Missing Components: The required components or modules may not be installed or activated.
  Database Issues: There may be issues with the database connection or the database itself.
  Transport Issues: If the system has recently undergone a transport, the necessary objects may not have been transported correctly.
  
  Solution:
  To resolve the AREN188 error, you can take the following steps:
  
  
  Check Configuration:
  
  Verify the configuration settings for the prefetch module in the SAP system. Ensure that all necessary parameters are correctly set.
  
  
  
  Module Availability:
  
  Check if the prefetch module mentioned in the error message exists in the system. You can do this by navigating to the relevant transaction codes or using the SAP GUI to search for the module.
  
  
  
  Database Connection:
  
  Ensure that the database connection is stable and that there are no issues with the database server. You may want to check the database logs for any errors.
  
  
  
  Transport Management:
  
  If the error occurred after a transport, verify that all necessary objects were included in the transport request and that they were imported successfully.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal. There may be specific notes addressing this error or providing patches or updates.
  
  
  
  System Logs:
  
  Check the system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with the error details and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE80 (Object Navigator), SE37 (Function Module), and SM21 (System Log) to investigate the issue further.
  SAP Documentation: Review the official SAP documentation for information on prefetch modules and caching mechanisms.
  Community Forums: Check SAP Community forums or other technical forums for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to diagnose and resolve the AREN188 error in your SAP system.