How To Fix SDX402 - Invalid output mode for port &3

SDX402 - Overview

• Message type: E = Error

• Message class: SDX - Mass Data Transfer Workbench Using BAPIs

• Message number: 402

• Message text: Invalid output mode for port &3

What causes this issue?

The output mode <Zh>Send IDocs immediately</> is set for port &v3&. So
that the example file can also be created when several objects are
selected, the output mode in Transaction <PF>WE20</> must be set to
<Zh>Collect IDocs</>.

Error message extract from SAP system. Copyright SAP SE.

SDX402 - Details

• The SAP error message SDX402: Invalid output mode for port &3 typically occurs in the context of output processing in the Sales and Distribution (SD) module. This error indicates that there is an issue with the output mode configuration for a specific output type or communication port.
  
  Cause:
  
  Incorrect Output Mode Configuration: The output mode defined for the communication port is not valid or not supported. This could happen if the output mode is not properly set up in the system.
  Missing or Incorrect Port Definition: The port specified in the error message may not be correctly defined in the system or may not be linked to the appropriate output type.
  Incompatibility with Output Type: The output type being used may not be compatible with the specified output mode for the port.
  
  
  Solution:
  
  
  Check Output Mode Configuration:
  
  Go to the transaction code NACE (Output Types) and check the configuration for the output type that is causing the