How To Fix WL007 - Signature has errors

WL007 - Overview

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 007

• Message text: Signature has errors

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 WL007 - Signature has errors ?

  SAP Error Message:
  WL007 - Signature has errors
  
  
  Cause:
  The error message WL007 - Signature has errors typically occurs in SAP when there is a problem with the digital signature verification process. This can happen in scenarios where documents or data are signed digitally (e.g., in workflows, electronic document processing, or when using SAP's digital signature functionalities).
  Common causes include:
  
  The digital signature on the document or data is corrupted or invalid.
  The certificate used for signing is expired, revoked, or not trusted.
  The signature does not match the content (data tampering or mismatch).
  Incorrect or missing configuration of the digital signature verification in SAP.
  Problems with the cryptographic library or hardware security module (HSM) used for signing/verification.
  Time synchronization issues between the signing system and the verification system.
  
  
  
  Solution:
  To resolve the WL007 - Signature has errors message, consider the following steps:
  
  
  Check the Signature Validity:
  
  Verify that the digital signature on the document or data is intact and has not been altered.
  Use