Message type: E = Error
Message class:  EDEREG_INV - Error Messages for Payment Management in a Deregulated Env. 
Message number: 012
Message text: Document type &1 not defined as 'Permitted Doc. Types' in Customizing
Document type &V1& is not defined as a permitted document type in
Customizing for <LS>SAP Utilities</> under <LS>Intercompany Data
Exchange -> Bill and Payment Advice Note Processing</> in the
<LS>Permitted Doc. Types</> section.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Check your Customizing settings.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message EDEREG_INV012 indicates that a specific document type (denoted as &1 in the error message) is not defined as a permitted document type in the system's configuration. This error typically arises in the context of electronic invoicing or document processing where specific document types must be allowed in the system settings.
Cause: The primary cause of this error is that the document type you are trying to use is not included in the list of permitted document types in the relevant configuration settings. This can happen if: The document type has not been defined in the system. The document type is defined but not marked as permitted for the specific process you are trying to execute. There may have been changes in the configuration that excluded the document type.
Solution: To resolve this error, you need to ensure that the document type is correctly defined and permitted in the system. Here are the steps
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EDEREG_INV011 Transfer data for document &1 already aggregated in FI-CA document &2
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