How To Fix IDOC_METADATA404 - No IDoc type passed

SAP Error Message - Details

• Message type: E = Error

• Message class: IDOC_METADATA - Messages for metadata for the IDoc adapter

• Message number: 404

• Message text: No IDoc type passed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IDOC_METADATA404 - No IDoc type passed ?

  The SAP error message IDOC_METADATA404, which states "No IDoc type passed," typically occurs when there is an attempt to process an IDoc (Intermediate Document) without specifying the IDoc type. This can happen in various scenarios, such as when trying to send or receive IDocs through an interface or when invoking IDoc processing functions.
  Cause:
  
  Missing IDoc Type: The most common cause is that the IDoc type is not specified in the function call or configuration.
  Incorrect Configuration: The IDoc processing configuration may be incorrect or incomplete, leading to the absence of the IDoc type.
  Programmatic Errors: If you are using custom ABAP programs or scripts to handle IDocs, there may be a coding error where the IDoc type is not being passed correctly.
  Integration Issues: If you are integrating with external systems, the IDoc type may not be correctly defined or mapped in the integration settings.
  
  Solution:
  
  Specify IDoc Type: Ensure that the IDoc type is correctly specified in the function module or program that is processing the IDoc. This can usually be done by passing the IDoc type as a parameter.
  Check Configuration: Review the IDoc configuration in transaction WE20 (Partner Profiles) and WE21 (Port Definition) to ensure that the IDoc type is correctly defined for the relevant partner profiles.
  Review Custom Code: If you are using custom ABAP code, check the relevant sections to ensure that the IDoc type is being passed correctly. Look for any missing parameters in function calls related to IDoc processing.
  Test IDoc Processing: Use transaction WE19 to test IDoc processing. This allows you to simulate the sending of IDocs and can help identify if the issue is with the IDoc type or other configurations.
  Check Logs: Review the IDoc processing logs in transaction WE02 or WE05 for additional error messages or details that may provide more context about the issue.
  
  Related Information:
  
  IDoc Types: IDocs are structured data formats used for data interchange between SAP systems and external systems. Each IDoc has a specific type that defines its structure.
  Transaction Codes:
  
  WE20: Partner Profiles - where you define how IDocs are processed for different partners.
  WE21: Port Definition - where you define the ports used for IDoc communication.
  WE02/WE05: IDoc Monitoring - to view and analyze IDoc statuses and errors.
  WE19: IDoc Test Tool - to create and test IDocs manually.
  
  
  Documentation: Refer to SAP Help documentation for more details on IDoc processing and troubleshooting.
  
  By following these steps, you should be able to resolve the IDOC_METADATA404 error and ensure that IDocs are processed correctly in your SAP environment.