How To Fix SIG255 - Signing was canceled

SAP Error Message - Details

• Message type: E = Error

• Message class: SIG - Digital Signature

• Message number: 255

• Message text: Signing was canceled

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SIG255 - Signing was canceled ?

  The SAP error message "SIG255 Signing was canceled" typically occurs in the context of digital signatures in SAP applications, particularly when dealing with documents that require electronic signatures. This error can arise due to various reasons, and understanding the cause and potential solutions can help resolve the issue.
  Causes:
  
  User Cancellation: The most straightforward cause is that the user manually canceled the signing process.
  Timeout: The signing process may have timed out due to inactivity or delays in the signing application.
  Configuration Issues: There may be misconfigurations in the digital signature settings within the SAP system or the signing tool being used.
  Certificate Issues: Problems with the digital certificate, such as expiration, revocation, or incorrect installation, can lead to this error.
  Network Issues: Connectivity problems between the SAP system and the signing service can interrupt the signing process.
  Authorization Issues: The user may not have the necessary authorizations to perform the signing operation.
  
  Solutions:
  
  Retry Signing: If the signing was canceled by the user, simply retry the signing process.
  Check Configuration: Review the configuration settings for digital signatures in SAP. Ensure that all necessary parameters are correctly set.
  Verify Certificates: Check the validity of the digital certificate being used. Ensure it is not expired or revoked and is correctly installed in the SAP system.
  Increase Timeout Settings: If the signing process is timing out, consider increasing the timeout settings in the signing application or SAP configuration.
  Network Connectivity: Ensure that there are no network issues affecting the connection to the signing service. Check firewalls, proxies, and other network configurations.
  User Authorizations: Verify that the user has the necessary authorizations to perform the signing operation. This may involve checking roles and permissions in the SAP system.
  Consult Logs: Check the SAP application logs and any relevant logs from the signing tool for more detailed error messages that can provide additional context.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to digital signatures and the specific error message.
  Documentation: Review SAP documentation on digital signatures for best practices and troubleshooting steps.
  Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to identify the cause of the "SIG255 Signing was canceled" error and implement an appropriate solution.