How To Fix SIG404 - Maintain the signature method for the signature object first

SAP Error Message - Details

• Message type: E = Error

• Message class: SIG - Digital Signature

• Message number: 404

• Message text: Maintain the signature method for the signature object first

What causes this issue?

For you to be able to execute a digital signature, the
<DS:GLOS.C911D84002D7D311AB320060B03C3B0B>signature method</> must have
been set up in Customizing of the relevant signature object. This
setting is missing in your system.
INCLUDE NA_FU_NO OBJECT DOKU ID TX LANGUAGE EN

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

INCLUDE NA_SYSVERW OBJECT DOKU ID TX LANGUAGE EN

Procedure for System Administrators

Go to Customizing of the relevant signature object and carry out
activity <LS>Specify Signature Method for Approval Using Simple
Signature</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SIG404 - Maintain the signature method for the signature object first ?

  The SAP error message SIG404, which states "Maintain the signature method for the signature object first," typically occurs in the context of digital signatures in SAP systems. This error indicates that the system is unable to process a digital signature because the required signature method has not been defined for the specified signature object.
  Cause:
  
  Missing Signature Method: The primary cause of this error is that the signature method for the signature object has not been configured in the system.
  Incorrect Configuration: There may be an incorrect or incomplete configuration of the signature object or its associated methods.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or maintain the signature methods.
  
  Solution:
  To resolve the SIG404 error, follow these steps:
  
  
  Maintain Signature Method:
  
  Go to the transaction code SICF (for maintaining Internet Communication Framework) or SICF (for maintaining signature methods).
  Navigate to the relevant signature object and ensure that a signature method is defined.
  If it is not defined, you will need to create a new signature method and link it to the signature object.
  
  
  
  Check Configuration:
  
  Ensure that the configuration for the signature object is complete and correct. This includes checking the parameters and settings associated with the signature method.
  You can use transaction SPRO to access the configuration settings related to digital signatures.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to maintain and use the signature methods. This can be checked in the user roles and profiles.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on configuring digital signatures and signature methods.
  
  
  
  Testing:
  
  After making the necessary changes, test the functionality again to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates related to this error.
  SAP Community: Engage with the SAP Community forums for discussions and solutions shared by other users who may have encountered the same issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SICF, SPRO, and others that may be involved in the configuration of digital signatures.
  
  By following these steps, you should be able to resolve the SIG404 error and successfully maintain the signature method for the signature object in your SAP system.