IDoc message/basic type
IDoc message type is not assigned to the expected basic type
IDoc generation or processing fails because message-type/basic-type mapping is missing or inconsistent.
Quick answer
- Most likely cause
- Message type is not assigned to the basic type/extension expected by the interface.
- Check first
- WE82 message-type/basic-type assignment.
- First resolution step
- Maintain the correct message/basic-type assignment through ALE configuration.
Likely root causes
- Message type is not assigned to the basic type/extension expected by the interface.
- Custom message type/basic type transport is incomplete.
- Partner profile references a message type with incompatible IDoc type.
What to inspect
- WE82 message-type/basic-type assignment.
- WE30 basic type and extension.
- WE20 partner parameter message type and basic type.
- Transport history for custom ALE objects.
Resolution path
- Maintain the correct message/basic-type assignment through ALE configuration.
- Align partner profile with the approved interface contract.
- Transport missing custom definitions consistently.
- Retest generation and inbound syntax with the target type.
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