Message type: E = Error
Message class:  CNV_PE_S4 - Messages for Posting Engine S/4 Content 
Message number: 054
Message text: MIME type not allowed in this phio creation
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The SAP error message CNV_PE_S4054 indicates that a MIME type is not allowed during the creation of a PHIO (Physical Object) in the context of a data migration or conversion process. This error typically arises in scenarios involving SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data transfer methods.
Cause: The error is usually caused by one of the following reasons: Unsupported MIME Type: The MIME type of the file being uploaded or processed is not supported by the system. This could happen if the file format is not recognized or allowed by the SAP system.
Configuration Issues: There may be configuration settings in the SAP system that restrict certain MIME types from being processed. File Type Mismatch: The file being uploaded may not match the expected format for the PHIO creation process.
Solution: To resolve the CNV_PE_S4054 error, you can take the following steps: Check MIME Type: Verify the MIME type of
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