SAP Note 974537 - OBJECT_UNKNOWN for external call

Component : Integration Technology ALE - Business Connector

Solution : https://service.sap.com/sap/support/notes/974537 (SAP Service marketplace login required)

Summary :
The SAP Note addresses issues in IDoc communications where execution terminates due to the OBJECT_UNKNOWN exception with the error message indicating a nonexistent IDoc type. This typically occurs because external systems like SAP Business Connector or EDI subsystems do not recognize the current structure of the IDoc type being used. To resolve this, users should invoke the IDOCTYPE_READ_COMPLETE function module locally within SAP (using SE37 for testing) ensuring proper parameters and user authorizations (S_IDOCDEFT) are in place. If IDoc types or segments are missing or unreleased, users must verify their existence and release status via transactions WE30 and WE31, respectively, ensuring that all necessary data elements and segment versions are properly configured or created. Additionally, it's advised to check and adjust external systems or contact relevant SAP application components for support.

Key words :
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Related Notes :

983414Error SEGMENT_UNKNOWN when creating IDoc of type HRPLL40
613697Missing data elements after import
612913Missing data elements in DI or DIMP systems
491264Output of IDoc DELVRY02/DELVRY03 does not work
448283Data elemnt CAKEY_FELD is missng for IDoc segmnt type E1CUID