How To Fix IDOC_ADAPTER407 - Communication Error: '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: IDOC_ADAPTER - Messages for the IDoc Adapter

• Message number: 407

• Message text: Communication Error: '&1'

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 IDOC_ADAPTER407 - Communication Error: '&1' ?

  The SAP error message IDOC_ADAPTER407, which indicates a communication error, typically occurs when there is a problem with the communication between the SAP system and the external system or application that is supposed to receive or send IDocs (Intermediate Documents). The message will often include a specific error code or description in place of '&1', which can provide more context about the nature of the communication issue.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the external system.
  Configuration Errors: Incorrect configuration settings in the IDoc adapter or in the communication parameters (like RFC destinations).
  Firewall Restrictions: Firewalls may be blocking the communication ports required for IDoc transmission.
  Service Availability: The external system may be down or not available to receive the IDocs.
  Protocol Mismatch: There may be a mismatch in the communication protocol being used (e.g., HTTP, FTP, etc.).
  Authorization Issues: The user credentials used for communication may not have