How To Fix ICC_CN839 - Format of document number & is incorrect

ICC_CN839 - Overview

• Message type: E = Error

• Message class: ICC_CN - Nachrichten zum Druck vornumerierter SD-Belege

• Message number: 839

• Message text: Format of document number & is incorrect

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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ICC_CN839 - Details

• The SAP error message ICC_CN839, which states "Format of document number & is incorrect," typically occurs when there is an issue with the format of a document number being processed in the system. This error can arise in various contexts, such as during the posting of documents, invoice processing, or when interfacing with external systems.
  Causes:
  
  Incorrect Document Number Format: The document number does not conform to the expected format defined in the system settings. This could be due to incorrect length, invalid characters, or a mismatch with the defined number range.
  
  Configuration Issues: The configuration settings for document number formats in the relevant module (e.g., FI, CO, MM) may not be set up correctly.
  Custom Development: If there are custom programs or enhancements, they may not be handling document numbers correctly.
  Data Migration Issues: If data has been migrated from another system, the document numbers may not match the expected format in SAP.
  
  Solutions:
  
  Check Document