How To Fix EA304 - IDoc type &, object type & is unknown

EA304 - Overview

• Message type: E = Error

• Message class: EA - IDoc Basis Messages

• Message number: 304

• Message text: IDoc type &, object type & is unknown

What causes this issue?

The system tried to read object '&v1&' of type '&v2&'. Object type
meanings:
'B': The object is a <DS:GLOS.basic_type>basistyp</>.
'I': The object is an extended basis type
(<DS:GLOS.extension>extension</> + basic type).
'E': The object is a extension.

How to fix this error?

Please check whether object &v1& is of type &v2& using the IDoc type
editor.

<DS:TRAN.WE30>Execute function</>
ENDIF

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EA304 - IDoc type &, object type & is unknown ?

  The SAP error message EA304 indicates that the IDoc type and object type specified in the IDoc processing are unknown or not recognized by the system. This can occur for several reasons, and understanding the cause is essential for finding a solution.
  Causes of EA304 Error
  
  
  IDoc Type Not Defined: The IDoc type specified in the message may not be defined in the system. This can happen if the IDoc type was not created or has been deleted.
  
  
  Incorrect Object Type: The object type associated with the IDoc may be incorrect or not defined in the system.
  
  
  Namespace Issues: If you are using a custom IDoc type, it may not be properly defined in the correct namespace.
  
  
  Transport Issues: If the IDoc type was recently transported from another system, it may not have been transported correctly, or the transport request may not have been released.
  
  
  Authorization Issues: The user processing the IDoc may not have the