How To Fix PMMO_BASIS020 - Error on insert of &1, return code &2

SAP Error Message - Details

• Message type: E = Error

• Message class: PMMO_BASIS - Messages for PMMO Basis Objects

• Message number: 020

• Message text: Error on insert of &1, return code &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PMMO_BASIS020 - Error on insert of &1, return code &2 ?

  The SAP error message PMMO_BASIS020 typically indicates an issue during the insertion of data into a database table, where &1 represents the name of the table and &2 represents the return code from the database operation. This error can occur in various contexts, often related to the Plant Maintenance (PM) module or other modules that interact with the database.
  Possible Causes:
  
  Database Constraints: The insertion may violate database constraints such as primary key, foreign key, or unique constraints.
  Data Type Mismatch: The data being inserted may not match the expected data types defined in the database schema.
  Missing Required Fields: Required fields in the database table may not be populated, leading to a failure in the insert operation.
  Database Locking: The table may be locked by another transaction, preventing the insert operation from completing.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to perform the insert.
  Database Connection Issues: There may be issues with the database connection or configuration.
  
  Solutions:
  
  Check Constraints: Review the database constraints for the table specified in &1 and ensure that the data being inserted complies with these constraints.
  Validate Data Types: Ensure that the data types of the values being inserted match the expected types in the database schema.
  Populate Required Fields: Make sure that all required fields are populated with valid data before attempting the insert.
  Check for Locks: Use transaction codes like SM12 to check for locks on the table and resolve any conflicts.
  Review Authorizations: Verify that the user has the necessary authorizations to perform the insert operation.
  Database Connection: Check the database connection settings and ensure that the database is accessible and functioning correctly.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), and SM12 (Lock Entries) to investigate the issue further.
  Debugging: If you have access, you can debug the program or transaction that is causing the error to get more insights into the data being processed.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Logs: Review application logs (transaction SLG1) for more detailed error messages that may provide additional context.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.