Message type: E = Error
Message class:  F0 - FI batch program messages 
Message number: 212
Message text: Due date may not precede the posting date
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The SAP error message F0212, which states "Due date may not precede the posting date," typically occurs in the context of financial transactions, particularly when dealing with invoices, payments, or other accounting entries. This error indicates that the due date you are trying to set for a transaction is earlier than the posting date, which is not allowed in SAP's financial accounting system.
Cause: Posting Date vs. Due Date: The posting date is the date on which the transaction is recorded in the system, while the due date is the date by which payment is expected. If the due date is set to a date that is earlier than the posting date, SAP will trigger this error. Data Entry Error: This error often arises from a simple data entry mistake where the user inadvertently enters the due date incorrectly. System Configuration: In some cases, system settings or configurations may enforce rules that prevent due
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