How To Fix GL501 - Summarization & could not be blocked (system error)

SAP Error Message - Details

• Message type: E = Error

• Message class: GL - FI-SL Rollup

• Message number: 501

• Message text: Summarization & could not be blocked (system error)

What causes this issue?

The blocking processor cancelled processing with a system error. This
could be because the lock table is full.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GL501 - Summarization & could not be blocked (system error) ?

  The SAP error message GL501, which states "Summarization & could not be blocked (system error)," typically occurs in the context of financial document processing, particularly when dealing with General Ledger (GL) accounts. This error can arise due to various reasons, including issues with data consistency, system configuration, or temporary system errors.
  Causes of GL501 Error
  
  
  Data Consistency Issues: There may be inconsistencies in the data that prevent the system from summarizing the financial documents correctly.
  
  
  Configuration Problems: Incorrect configuration settings in the financial module or related areas can lead to this error.
  
  
  System Performance Issues: Temporary system performance issues or locks on database tables can cause this error to occur.
  
  
  Missing Authorizations: The user may not have the necessary authorizations to perform the summarization process.
  
  
  Background Job Failures: If the summarization process is run as a background job, it may fail due to various reasons, including resource limitations.
  
  
  Solutions to GL501 Error
  
  
  Check Data Consistency: 
  
  Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the relevant tables for inconsistencies.
  Run consistency checks or reports to identify and resolve any data issues.
  
  
  
  Review Configuration Settings: 
  
  Ensure that the configuration settings for the General Ledger and summarization processes are correctly set up.
  Check the settings in transaction OBY6 (for fiscal year variant) and OBGL (for GL account settings).
  
  
  
  Monitor System Performance: 
  
  Check for any performance issues in the system. Use transaction SM37 to monitor background jobs and see if there are any failed jobs related to summarization.
  If necessary, restart the affected jobs or clear locks using transaction SM12.
  
  
  
  Check User Authorizations: 
  
  Verify that the user has the necessary authorizations to perform the summarization. Use transaction SU53 to check for authorization failures.
  
  
  
  Consult SAP Notes: 
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates available that resolve known issues.
  
  
  
  Contact SAP Support: 
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any relevant logs or screenshots.
  
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB03 (Display Document), FB50 (Enter G/L Account Document), and FBL3N (G/L Account Line Item Display) for further investigation.
  System Logs: Check system logs using transaction SM21 for any related error messages that could provide additional context.
  Performance Monitoring: Use transaction ST22 to check for dumps that may have occurred during the summarization process.
  
  By following these steps, you should be able to diagnose and resolve the GL501 error in SAP.