How To Fix SY342 - Disk space for ABAP trace (& KB) exhausted

SAP Error Message - Details

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 342

• Message text: Disk space for ABAP trace (& KB) exhausted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SY342 - Disk space for ABAP trace (& KB) exhausted ?

  The SAP error message SY342 indicates that the disk space allocated for the ABAP trace has been exhausted. This typically occurs when the system has generated a large amount of trace data, which can happen during extensive debugging sessions or when there are performance issues that generate a lot of trace information.
  Cause:
  
  Excessive Trace Data: The ABAP trace collects detailed information about the execution of ABAP programs, and if there are many transactions or long-running processes, the trace files can grow quickly.
  Insufficient Disk Space: The disk space allocated for the ABAP trace may be limited, leading to exhaustion when the trace data exceeds this limit.
  Configuration Settings: The settings for trace retention and size limits may not be configured optimally for the workload of the system.
  
  Solution:
  
  
  Clear Existing Traces: 
  
  You can clear the existing ABAP trace files to free up space. This can be done using transaction code ST05 (SQL Trace) or ST12 (Combined Trace).
  In the trace overview, you can delete old traces that are no longer needed.
  
  
  
  Increase Disk Space:
  
  If possible, increase the disk space allocated for the ABAP trace. This may involve adjusting the configuration of the underlying file system or storage.
  
  
  
  Adjust Trace Settings:
  
  Review and adjust the settings for trace retention and size limits. You can do this in transaction RZ10 (Profile Parameters) by modifying parameters related to tracing, such as abap/trace/max_size or abap/trace/max_files.
  
  
  
  Regular Maintenance:
  
  Implement a regular maintenance schedule to monitor and clear trace files to prevent future occurrences of this error.
  
  
  
  Analyze Trace Usage:
  
  If the trace is being filled up too quickly, analyze the applications or processes that are generating excessive trace data. This may involve optimizing the code or reducing the level of tracing during normal operations.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  ST05: SQL Trace
  ST12: Combined Trace
  RZ10: Profile Parameters
  SM37: Job Monitoring (to check for long-running jobs that may generate excessive traces)
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or updates related to trace management and error handling.
  
  
  Documentation: Refer to SAP Help documentation for detailed information on managing traces and performance tuning in ABAP.
  
  
  By following these steps, you should be able to resolve the SY342 error and manage your ABAP trace space more effectively.