How To Fix CRM_IC_APPL_UI_CHMSG393 - ABAP push channel is closed

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_IC_APPL_UI_CHMSG - Message class for CRM_IC_APPL_UI_COMMCHANNELS

• Message number: 393

• Message text: ABAP push channel is closed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_IC_APPL_UI_CHMSG393 - ABAP push channel is closed ?

  The SAP error message "CRM_IC_APPL_UI_CHMSG393: ABAP push channel is closed" typically occurs in the context of the SAP CRM (Customer Relationship Management) application, particularly when using the Interaction Center (IC) or WebClient UI. This error indicates that the ABAP push channel, which is responsible for real-time communication between the server and the client, has been closed unexpectedly.
  Causes:
  
  Session Timeout: The user session may have timed out due to inactivity, leading to the closure of the push channel.
  Network Issues: Connectivity problems between the client and the server can cause the push channel to close.
  Server Configuration: Misconfiguration of the server settings related to the push channel can lead to this error.
  Browser Issues: Certain browser settings or extensions may interfere with the push channel's operation.
  Resource Limitations: If the server is under heavy load or if there are resource limitations, it may close the push channel.
  
  Solutions:
  
  Refresh the Session: Try refreshing the browser or re-logging into the SAP CRM system to re-establish the push channel.
  Check Network Connectivity: Ensure that there are no network issues affecting the connection between the client and the server.
  Review Server Settings: Check the server configuration for the push channel settings. Ensure that the settings are correctly configured and that the server is capable of handling the expected load.
  Browser Compatibility: Use a supported browser version and check for any extensions that might be blocking the push channel. Clear the browser cache and cookies.
  Increase Timeout Settings: If session timeouts are frequent, consider increasing the timeout settings in the SAP system.
  Monitor System Performance: Use transaction codes like ST03N or ST06 to monitor system performance and identify any bottlenecks that may be affecting the push channel.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.