How To Fix B1090 - IDoc type could not be determined for the IDoc

B1090 - Overview

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 090

• Message text: IDoc type could not be determined for the IDoc

What causes this issue?

The IDoc passed to the ALE layer could not be processed. The
specifications passed in the control record were not correct.
The basic IDoc type (field EDIDC-IDOCTP on the outbound side or
EDI_DC-IDOCTYP on the inbound side)has not been specified for this
IDoc.
The attempt to read the basic IDoc type from table EDIDO also failed.
No table entry was found for IDoc type &v1& from field DOCTYP.

How to fix this error?

Possible error sources:
- The calling program did not provide values for the fields specified
above correctly. Make a note of the transaction in which this error
occurred and consult your ALE administrator.
- The IDoc type &v1& is not known in your system and must be
maintained.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1090 - IDoc type could not be determined for the IDoc ?

  The SAP error message B1090 indicates that the IDoc type could not be determined for the IDoc being processed. This error typically occurs during the processing of IDocs in SAP systems, particularly when there is an issue with the configuration or data related to the IDoc.
  Causes:
  
  Missing or Incorrect IDoc Type: The IDoc type may not be defined in the system, or the IDoc being processed does not match any of the expected IDoc types.
  Incorrect Message Type: The message type associated with the IDoc may not be correctly configured or may not exist in the system.
  IDoc Control Record Issues: The control record of the IDoc may be missing critical information, such as the message type or the IDoc type.
  
  Configuration Issues: There may be issues with the configuration of the partner profiles (WE20) or the port settings (WE21) that are supposed to handle the IDoc.
  Data Format Issues: The data being sent may