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Message type: E = Error
Message class: SIG - Digital Signature
Message number: 630
Message text: External signature: Signed document is updated
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.
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SIG630
- External signature: Signed document is updated ?The SAP error message SIG630, which states "External signature: Signed document is updated," typically occurs when a document that has been signed externally (using a digital signature) is modified after the signing process. This can lead to the invalidation of the signature, as any changes to the document would alter the hash that was originally signed.
Cause:
- Document Modification: The most common cause is that the document was altered after it was signed. This could be due to changes in the content, metadata, or any other attributes of the document.
- System Configuration: There may be issues with the configuration of the digital signature process in SAP, leading to improper handling of signed documents.
- User Actions: Users may inadvertently modify the document after it has been signed, such as adding comments or annotations.
Solution:
- Avoid Modifications: Ensure that once a document is signed, it is not modified. If changes are necessary, consider creating a new version of the document and signing that version.
- Check Configuration: Review the configuration settings for the digital signature process in SAP. Ensure that the settings align with the requirements for handling signed documents.
- Re-sign the Document: If the document has been modified and the signature is invalid, you will need to re-sign the document after making the necessary changes.
- User Training: Educate users on the importance of not modifying signed documents and the implications of doing so.
Related Information:
If the issue persists after following these steps, it may be beneficial to consult with SAP support or your internal IT team for further assistance.
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