How To Fix SY155 - Paging area full

SAP Error Message - Details

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 155

• Message text: Paging area full

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SY155 - Paging area full ?

  The SAP error message SY155, which indicates that the "Paging area is full," typically occurs when the system runs out of memory in the paging area. This can happen due to various reasons, such as insufficient memory allocation, high workload, or memory leaks in the system.
  Causes:
  
  Insufficient Memory Allocation: The SAP system may not have enough memory allocated to handle the current workload.
  High Workload: A sudden increase in user activity or background jobs can lead to memory exhaustion.
  Memory Leaks: Certain programs or transactions may not release memory properly, leading to gradual memory consumption.
  Configuration Issues: Incorrect configuration of the SAP memory parameters can lead to inefficient memory usage.
  
  Solutions:
  
  
  Increase Paging Area Size:
  
  You can increase the size of the paging area in the SAP profile parameters. This can be done by adjusting the PHYS_MEMSIZE and abap/heap_area_dia parameters in the instance profile.
  Use transaction RZ10 to modify the instance profile and then restart the instance for the changes to take effect.
  
  
  
  Monitor and Optimize Memory Usage:
  
  Use transaction ST02 (Tune Summary) to monitor memory usage and identify any areas where memory is being consumed excessively.
  Check for long-running transactions or background jobs that may be consuming memory.
  
  
  
  Review and Optimize ABAP Programs:
  
  Analyze custom ABAP programs for potential memory leaks or inefficient memory usage.
  Use transaction SE30 (Runtime Analysis) or SAT (ABAP Trace) to identify performance bottlenecks.
  
  
  
  Adjust Workload:
  
  If possible, reduce the number of concurrent users or background jobs during peak times to alleviate memory pressure.
  
  
  
  System Upgrade:
  
  If the system is consistently running out of memory, consider upgrading the hardware or moving to a more powerful server.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address specific issues related to memory management and the SY155 error.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  RZ10: Profile maintenance
  ST02: Tune summary for memory management
  SE30: Runtime analysis for ABAP programs
  SAT: ABAP Trace for performance analysis
  
  
  
  SAP Documentation: Refer to the official SAP documentation for detailed guidelines on memory management and performance tuning.
  
  
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other SAP professionals who may have encountered similar issues.
  
  
  By following these steps, you should be able to resolve the SY155 error and improve the overall memory management of your SAP system.