How To Fix /SCMTMS/COMMON157 - Log could not be written; maximum number of logs reached

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/COMMON -

• Message number: 157

• Message text: Log could not be written; maximum number of logs reached

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/COMMON157 - Log could not be written; maximum number of logs reached ?

  The SAP error message /SCMTMS/COMMON157 indicates that the system has reached the maximum number of logs that can be written for a particular process or transaction. This is a common issue in SAP systems, especially in modules that generate a lot of log data, such as Transportation Management (TM).
  Cause:
  
  Log Limit Reached: Each log table in SAP has a predefined limit on the number of entries it can hold. When this limit is reached, the system will not allow any new log entries to be created.
  Retention Policy: The retention policy for logs may not be configured properly, leading to logs not being deleted or archived as expected.
  High Volume of Transactions: A high volume of transactions or processes that generate logs can quickly fill up the log tables.
  
  Solution:
  
  Delete Old Logs: You can manually delete old log entries to free up space. This can be done through transaction codes like SLG1 (Application Log) or using specific programs designed to clean up logs.
  Adjust Log Settings: Review and adjust the settings for log retention. This can include increasing the maximum number of logs allowed or changing the retention period for logs.
  Archiving: Implement an archiving strategy for logs. This involves moving older logs to an archive storage to keep the active log tables from filling up.
  Monitoring: Set up monitoring for log usage to proactively manage log entries and prevent reaching the limit in the future.
  Consult Documentation: Check SAP documentation or notes related to the specific log tables in use to understand their limits and management best practices.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SLG1 (to view logs), SLG2 (to delete logs), and SLG3 (to manage logs).
  SAP Notes: Look for relevant SAP Notes that may provide additional guidance or patches related to log management.
  System Performance: Regularly monitor system performance and log usage to ensure that the system is running optimally and that logs are being managed effectively.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.