How To Fix CRM_MKTTG_SEG_BWA305 - Shared memory error for MDD: Storing in shared memory not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_MKTTG_SEG_BWA - Messages for CRM Segment Builder BWA Access

• Message number: 305

• Message text: Shared memory error for MDD: Storing in shared memory not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_MKTTG_SEG_BWA305 - Shared memory error for MDD: Storing in shared memory not possible ?

  The SAP error message CRM_MKTTG_SEG_BWA305 indicates a shared memory error related to the Market Development Database (MDD) in the context of SAP CRM (Customer Relationship Management). This error typically occurs when the system is unable to store data in shared memory due to various reasons, such as memory allocation issues or configuration problems.
  Causes:
  
  Insufficient Shared Memory: The shared memory allocated for the SAP instance may be insufficient to handle the data being processed.
  Configuration Issues: Incorrect configuration settings in the SAP system related to memory management.
  Memory Leaks: There may be memory leaks in the application or other processes consuming excessive memory.
  System Limits: The operating system or database may have limits on the amount of shared memory that can be allocated.
  
  Solutions:
  
  
  Increase Shared Memory Allocation:
  
  Check the current shared memory settings in the SAP profile parameters (e.g., shmmax, shmall for Unix/Linux systems).
  Increase the shared memory allocation as needed. This may involve modifying the kernel parameters on the operating system level.
  
  
  
  Review SAP Profile Parameters:
  
  Use transaction RZ10 to review and adjust the profile parameters related to memory management, such as abap/shared_objects and abap/heap_area_total.
  
  
  
  Check for Memory Leaks:
  
  Monitor the system for any memory leaks or processes that may be consuming excessive memory. Use transaction SM50 to check the work processes and their memory usage.
  
  
  
  Restart the SAP Instance:
  
  Sometimes, a simple restart of the SAP instance can clear up memory issues and free up shared memory.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  
  
  
  System Monitoring:
  
  Implement monitoring tools to keep track of memory usage and performance metrics to proactively manage memory allocation.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on memory management and configuration.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes:
  
  SM37: To check job logs for any related background jobs that may have failed.
  ST22: To analyze dumps that may provide more context on the error.
  SM21: To review system logs for any related error messages.
  
  
  
  If the issue persists after trying the above solutions, it may be necessary to involve SAP support for further investigation and assistance.