How To Fix CRM_IC_APPL_UI_CHMSG020 - Function cannot be executed; external system error (&2)

CRM_IC_APPL_UI_CHMSG020 - Overview

• Message type: E = Error

• Message class: CRM_IC_APPL_UI_CHMSG - Message class for CRM_IC_APPL_UI_COMMCHANNELS

• Message number: 020

• Message text: Function cannot be executed; external system error (&2)

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_CHMSG020 - Function cannot be executed; external system error (&2) ?

  The SAP error message CRM_IC_APPL_UI_CHMSG020 indicates that a function cannot be executed due to an external system error. This error typically occurs in the context of the SAP Customer Relationship Management (CRM) application, particularly when interacting with external systems or services.
  Possible Causes:
  
  External System Unavailability: The external system that the CRM is trying to communicate with may be down or unreachable.
  Network Issues: There could be network connectivity problems preventing communication between the SAP system and the external system.
  
  Configuration Issues: Incorrect configuration settings in the SAP system or the external system can lead to this error.
  Authorization Issues: The user or system may not have the necessary permissions to access the external system.
  Data Format Issues: The data being sent to or received from the external system may not be in the expected format, leading to processing errors.
  Timeouts: The request to the external system may be timing out due to long processing times.
  
  Solutions:
  
  Check External