Message type: E = Error
Message class:  ICC_CN - Nachrichten zum Druck vornumerierter SD-Belege 
Message number: 843
Message text: Official document lot invalid
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The SAP error message ICC_CN843, which states "Official document lot invalid," typically occurs in the context of managing official documents or certificates within the SAP system, particularly in industries that require strict compliance with documentation standards, such as pharmaceuticals, chemicals, or food and beverage.
Cause: The error can arise due to several reasons, including: Invalid Document Lot: The official document lot you are trying to use may not exist or may have been deleted or archived. Incorrect Configuration: There may be configuration issues in the system related to document management or the specific lot you are trying to access. Authorization Issues: The user may not have the necessary permissions to access or use the specified document lot. Data Integrity Issues: There may be inconsistencies in the data related to the document lot, such as missing or incorrect entries in the database.
Solution: To resolve the ICC_CN843 error, you can take the following steps: Verify Document Lot: Check if the
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