How To Fix PF063 - Internal error in module SHOW_REF_SERVERS

SAP Error Message - Details

• Message type: E = Error

• Message class: PF - System parametrization messages in Computing Ctr Mgmt System

• Message number: 063

• Message text: Internal error in module SHOW_REF_SERVERS

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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 PF063 - Internal error in module SHOW_REF_SERVERS ?

  The SAP error message PF063, which indicates an "Internal error in module SHOW_REF_SERVERS," typically arises in the context of issues related to the SAP system's configuration or its interaction with the underlying database or application server. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  System Configuration Issues: Misconfigurations in the SAP system settings or parameters can lead to this error.
  Database Issues: Problems with the database, such as corruption or connectivity issues, can trigger internal errors.
  Transport Layer Problems: Issues with the transport layer, such as missing or inconsistent transport requests, can also cause this error.
  Software Bugs: There may be bugs in the specific version of SAP you are using, which could lead to this internal error.
  Memory Issues: Insufficient memory allocation for the SAP application server can lead to unexpected behavior and errors.
  
  Solutions:
  
  Check System Logs: Review the system logs (transaction SM21) and developer traces (transaction ST22) for more detailed error messages that can provide insights into the root cause.
  Review Configuration: Ensure that all system configurations are correct. This includes checking RFC connections, instance profiles, and other relevant settings.
  Database Health Check: Perform a health check on the database to ensure it is functioning correctly. Look for any signs of corruption or connectivity issues.
  Update SAP: If you are running an older version of SAP, consider applying the latest support packages or patches, as these may contain fixes for known bugs.
  Memory Allocation: Check the memory settings for the SAP application server and adjust them if necessary to ensure adequate resources are available.
  Contact SAP Support: If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance. Provide them with detailed logs and error messages to facilitate troubleshooting.
  
  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.
  Community Forums: Engage with the SAP Community or other forums where SAP professionals discuss similar issues. You may find others who have encountered and resolved the same error.
  Documentation: Review the official SAP documentation for your specific version to understand any known issues or configuration requirements.
  
  By following these steps, you should be able to diagnose and potentially resolve the PF063 error in your SAP system.