How To Fix IDOC_ADAPTER104 - IDoc adapter inbound: Sender port is initial

IDOC_ADAPTER104 - Overview

• Message type: E = Error

• Message class: IDOC_ADAPTER - Messages for the IDoc Adapter

• Message number: 104

• Message text: IDoc adapter inbound: Sender port is initial

What causes this issue?

IDoc adapter inbound processing: The sender port is initial.

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?

An IDoc was sent to IDoc adapter inbound processing whose sender port
was empty. This port is required to locate the meta data and to convert
the IDoc partner. Correct this in the sender system.

Procedure for System Administrators

Contact your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IDOC_ADAPTER104 - IDoc adapter inbound: Sender port is initial ?

  The SAP error message IDOC_ADAPTER104 indicates that there is an issue with the configuration of the IDoc adapter, specifically that the sender port is not defined or is set to an initial (empty) value. This error typically occurs when an inbound IDoc is being processed, and the system cannot determine the sender port from which the IDoc is coming.
  
  Cause:
  
  Missing Sender Port Configuration: The sender port is not configured in the IDoc adapter settings.
  Incorrect Mapping: The mapping between the IDoc type and the port is not correctly set up.
  IDoc Metadata Issues: The IDoc metadata may not be correctly defined or may be missing.
  Transport Layer Issues: There may be issues with the transport layer that prevent the system from recognizing the sender port.
  
  
  Solution:
  To resolve the IDOC_ADAPTER104 error, you can follow these steps:
  
  
  Check Sender Port Configuration:
  
  Go to the SAP system and navigate to the transaction code WE21 (IDoc Ports).
  Verify that the sender port