How To Fix SDV007 - Command is too big for IMC communication (&1 > &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: SDV - Document Viewer

• Message number: 007

• Message text: Command is too big for IMC communication (&1 > &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDV007 - Command is too big for IMC communication (&1 > &2) ?

  The SAP error message SDV007: Command is too big for IMC communication (&1 > &2) typically occurs in the context of SAP's Internet Communication Framework (ICF) when the size of the command being sent exceeds the maximum allowed size for communication.
  Cause:
  
  Command Size Exceeded: The error indicates that the size of the command (denoted as &1) exceeds the maximum limit (denoted as &2) set for the Internet Communication Manager (ICM). This can happen when large data sets or complex requests are being processed.
  Configuration Limits: The limits for command sizes are defined in the SAP system configuration, and they may not be sufficient for the operations being performed.
  Data Volume: If the application is trying to send a large amount of data in a single request, it can trigger this error.
  
  Solution:
  
  
  Increase Command Size Limit:
  
  You can increase the maximum command size limit in the ICM settings. This can be done by adjusting the profile parameters in the SAP system.
  The relevant parameter is icm/HTTP/max_request_size. You can increase this value to allow larger commands.
  To change this parameter, you can use transaction RZ10 to edit the instance profile and then restart the ICM.
  
  
  
  Optimize Data Transmission:
  
  If possible, try to reduce the size of the data being sent in a single command. This can involve breaking down large requests into smaller chunks or optimizing the data being transmitted.
  
  
  
  Check Application Logic:
  
  Review the application logic to ensure that it is not unintentionally generating excessively large commands. This may involve debugging the application or reviewing the data being processed.
  
  
  
  Monitor and Analyze:
  
  Use transaction SM21 to check the system logs for any additional errors or warnings that may provide more context about the issue.
  Use transaction ST22 to check for dumps that may be related to the error.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  Documentation: Review the SAP documentation for ICM and HTTP communication for best practices on handling large data transmissions.
  Performance Considerations: Be aware that increasing the command size limit may have performance implications, so it should be done judiciously.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.