How To Fix CRM_IC_APPL_UI_CHMSG400 - IM initialization failed for &1; maximum number of IM sessions reached

CRM_IC_APPL_UI_CHMSG400 - Overview

• Message type: E = Error

• Message class: CRM_IC_APPL_UI_CHMSG - Message class for CRM_IC_APPL_UI_COMMCHANNELS

• Message number: 400

• Message text: IM initialization failed for &1; maximum number of IM sessions reached

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 CRM_IC_APPL_UI_CHMSG400 - IM initialization failed for &1; maximum number of IM sessions reached ?

  The SAP error message "CRM_IC_APPL_UI_CHMSG400 IM initialization failed for &1; maximum number of IM sessions reached" typically occurs in the context of the SAP CRM Interaction Center (IC) when the system has reached the maximum number of allowed Interaction Management (IM) sessions. This can prevent new sessions from being initialized, leading to the error message.
  
  Cause:
  
  Maximum Session Limit Reached: The system has a predefined limit on the number of concurrent IM sessions that can be active at any given time. When this limit is reached, new requests for IM sessions will fail.
  Session Leaks: Sessions may not be properly closed or terminated, leading to a buildup of active sessions.
  Configuration Settings: The maximum number of sessions may be set too low for the current usage patterns.
  
  
  Solution:
  
  
  Increase Maximum Session Limit:
  
  You can increase the maximum number of allowed IM sessions in the system configuration. This is typically done in the SAP system settings (transaction code