Message type: E = Error
Message class:  FKK_ID_PT_SIGN - Digital Signature Portugal FI-CA/IS 
Message number: 030
Message text: Processed data inconsistent: impossible to create an SAF-T document no.
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The SAP error message FKK_ID_PT_SIGN030 indicates that there is an inconsistency in the processed data, which prevents the creation of an SAF-T (Standard Audit File for Tax) document number. This error typically arises in the context of financial transactions and reporting, particularly when dealing with tax compliance and reporting requirements. Causes: Data Inconsistency: The most common cause is that the data required to generate the SAF-T document is incomplete or inconsistent. This could be due to missing or incorrect entries in the relevant financial documents.
Configuration Issues: Incorrect configuration settings in the SAP system related to SAF-T reporting can lead to this error. Missing Master Data: Required master data (like customer/vendor information, tax codes, etc.) may be missing or incorrectly set up. Transaction Errors: Errors in the underlying financial transactions that are supposed to be included in the SAF-T document can also trigger this message. Version Compatibility: If the SAP system is not updated to the
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