How To Fix E0841 - Combination of basic IDoc type & and extension & is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 841

• Message text: Combination of basic IDoc type & and extension & is invalid

What causes this issue?

Basic type &v1& cannot be combined with extension &v2&.

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?

Choose a valid combination of basic type and extension.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E0841 - Combination of basic IDoc type & and extension & is invalid ?

  The SAP error message E0841, which states "Combination of basic IDoc type & and extension & is invalid," typically occurs when there is a mismatch between the basic IDoc type and its associated extension. This error can arise during the processing of IDocs (Intermediate Documents) in SAP, particularly when trying to send or receive data using IDocs.
  Cause:
  
  Invalid Combination: The basic IDoc type and the extension you are trying to use do not match. Each basic IDoc type can have specific extensions, and using an incorrect combination will trigger this error.
  Configuration Issues: The IDoc types and extensions may not be properly configured in the system. This could be due to missing entries in the IDoc configuration tables.
  Custom Development: If there are custom IDoc types or extensions, they may not be correctly defined or registered in the system.
  Transport Issues: If the IDoc types or extensions were recently transported from one system to another, there may be inconsistencies or missing objects.
  
  Solution:
  
  Check IDoc Type and Extension: Verify that the basic IDoc type and the extension you are using are compatible. You can do this by checking the configuration in transaction WE30 (IDoc Type Development) or WE31 (IDoc Extension Development).
  Review Configuration: Ensure that the IDoc type and extension are correctly configured in the system. You can check the relevant entries in the IDoc control tables (e.g., EDIDC, EDID4).
  Use Correct Combinations: If you are using a custom IDoc type or extension, ensure that you are using the correct combination as defined in your development environment.
  Transport Consistency: If the issue arose after a transport, check that all necessary objects were transported correctly. You may need to re-transport or adjust the configuration.
  Consult Documentation: Refer to SAP documentation or notes related to IDoc processing for any specific guidelines or known issues regarding the IDoc types and extensions you are working with.
  
  Related Information:
  
  Transaction Codes:
  
  WE30: IDoc Type Development
  WE31: IDoc Extension Development
  WE20: Partner Profile Configuration
  WE02: IDoc Display
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  IDoc Monitoring: Use transaction WE05 to monitor IDocs and check for any other related errors that may provide more context.
  
  By following these steps, you should be able to identify the cause of the E0841 error and implement a solution to resolve it.