How To Fix FRE755 - Database error in function WSUBST_SWITCH_DB_WRITE; key = &1 &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: FRE - F&R CON R/3 - Messages

• Message number: 755

• Message text: Database error in function WSUBST_SWITCH_DB_WRITE; key = &1 &2 &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FRE755 - Database error in function WSUBST_SWITCH_DB_WRITE; key = &1 &2 &3 ?

  The SAP error message FRE755 indicates a database error that occurred in the function WSUBST_SWITCH_DB_WRITE. This error typically arises when there is an issue with the database operation related to the substitution or the data being processed.
  Causes:
  
  Database Locking Issues: The database might be locked by another transaction, preventing the current operation from completing.
  Data Integrity Violations: There may be issues with the data being written, such as constraints being violated (e.g., primary key, foreign key).
  Database Connection Problems: There could be issues with the connection to the database, such as network problems or database server downtime.
  Insufficient Authorizations: The user executing the transaction may not have the necessary authorizations to perform the operation.
  Corrupted Data: There might be corrupted data in the database that is causing the write operation to fail.
  
  Solutions:
  
  Check Database Locks: Use transaction codes like SM12 to check for any locks on the database tables that might be causing the issue. If locks are found, you may need to wait for them to be released or manually release them if appropriate.
  Review Data Integrity: Check the data being processed for any integrity issues. Ensure that all required fields are populated and that there are no violations of database constraints.
  Verify Database Connection: Ensure that the connection to the database is stable. Check for any network issues or database server status.
  Check Authorizations: Verify that the user has the necessary authorizations to perform the operation. You can use transaction SU53 to analyze authorization issues.
  Analyze Logs: Check the application logs (transaction SLG1) and the database logs for any additional error messages that might provide more context about the failure.
  Data Consistency Check: If you suspect data corruption, consider running consistency checks on the relevant database tables.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to check locks), SLG1 (to view application logs), and SU53 (to check authorization issues).
  SAP Notes: Search for SAP Notes related to the FRE755 error message in the SAP Support Portal. There may be specific notes that address known issues or provide patches.
  Database Administration: If the issue persists, it may be necessary to involve your database administrator to investigate further, especially if there are underlying database issues.
  
  If the problem continues after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurred.