/CFG/MIGRATION173 - BB:&1/ ACT:&2/ File:&3 migration failed when reading internal variant

SAP Error Message - Details

• Message type: E = Error

• Message class: /CFG/MIGRATION -

• Message number: 173

• Message text: BB:&1/ ACT:&2/ File:&3 migration failed when reading internal variant

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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AnswerBot

• What is the cause and solution for SAP error message /CFG/MIGRATION173 - BB:&1/ ACT:&2/ File:&3 migration failed when reading internal variant ?

  The SAP error message /CFG/MIGRATION173 BB:&1/ ACT:&2/ File:&3 migration failed when reading internal variant typically indicates an issue during the migration process related to internal variants in the configuration of a specific application or module. This error can occur during system upgrades, migrations, or when importing configuration settings.
  Causes:
  
  Corrupted Variants: The internal variant files may be corrupted or improperly formatted, leading to read errors during migration.
  Missing Variants: The migration process may be looking for specific internal variants that do not exist in the system.
  Incompatible Versions: The internal variants may not be compatible with the current version of the SAP system you are migrating to.
  Authorization Issues: There may be insufficient authorizations to read the internal variants during the migration process.
  Configuration Errors: There could be misconfigurations in the migration settings or parameters.
  
  Solutions:
  
  Check for Corruption: Verify the integrity of the internal variant files. If they are corrupted, you may need to restore them from a backup or recreate them.
  Ensure Variants Exist: Confirm that all required internal variants are present in the system. If any are missing, you may need to recreate them.
  Compatibility Check: Ensure that the internal variants are compatible with the target version of the SAP system. If not, you may need to adjust or update them.
  Review Authorizations: Check the user authorizations to ensure that the user performing the migration has the necessary permissions to access the internal variants.
  Consult Migration Documentation: Review the SAP migration documentation for any specific instructions or prerequisites related to internal variants.
  Use Transaction Codes: Utilize relevant transaction codes (like SE38 for report execution) to check for any additional logs or details that can provide more context on the error.
  SAP Notes: Search for relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  Related Information:
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide more detailed insights based on the specific context of your system.
  Logs and Traces: Check the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the failure.
  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 migration error related to internal variants in your SAP system.