How To Fix IDOC_ADAPTER455 - No RFC destination is maintained for the port '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: IDOC_ADAPTER - Messages for the IDoc Adapter

• Message number: 455

• Message text: No RFC destination is maintained for the port '&1'

What causes this issue?

No RFC destination for port &v1& is maintained to log on to this
system.
Therefore, you cannot fetch the structure information for this port.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Maintain the required RFC destination for this port first.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IDOC_ADAPTER455 - No RFC destination is maintained for the port '&1' ?

  The SAP error message IDOC_ADAPTER455 indicates that there is no RFC (Remote Function Call) destination maintained for the specified port in the IDoc configuration. This error typically occurs when you are trying to send or receive IDocs, and the system cannot find the necessary configuration to establish a connection.
  Cause:
  
  Missing RFC Destination: The specified port in the IDoc configuration does not have an associated RFC destination.
  Incorrect Port Configuration: The port may be incorrectly configured or not set up at all.
  Transport Layer Issues: There may be issues with the transport layer that prevent the RFC destination from being recognized.
  Authorization Issues: The user may not have the necessary authorizations to access the RFC destination.
  
  Solution:
  To resolve the IDOC_ADAPTER455 error, follow these steps:
  
  
  Check Port Configuration:
  
  Go to transaction WE21 (IDoc Ports).
  Verify that the port specified in the error message is correctly configured.
  Ensure that the port type (e.g., tRFC, qRFC, etc.) is appropriate for your use case.
  
  
  
  Maintain RFC Destination:
  
  If the port is missing an RFC destination, you need to create or maintain it.
  Go to transaction SM59 (RFC Destinations).
  Check if the RFC destination exists for the port. If not, create a new RFC destination and ensure it points to the correct target system.
  
  
  
  Test RFC Connection:
  
  After creating or maintaining the RFC destination, test the connection using the "Connection Test" option in transaction SM59 to ensure it is working correctly.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the IDoc processing has the necessary authorizations to access the RFC destination.
  
  
  
  Review IDoc Processing:
  
  After making the necessary changes, try to reprocess the IDoc to see if the error persists.
  
  
  
  Related Information:
  
  IDoc Processing: IDocs are used for data interchange between SAP systems and external systems. Proper configuration of ports and RFC destinations is crucial for successful IDoc communication.
  Monitoring IDocs: Use transaction WE02 or WE05 to monitor IDocs and check their status.
  Error Logs: Check the application logs (transaction SLG1) for additional error messages that may provide more context about the issue.
  
  By following these steps, you should be able to resolve the IDOC_ADAPTER455 error and ensure that your IDoc processing works smoothly.