How To Fix SIG103 - The signature number you have assigned lies within the critical area

SAP Error Message - Details

• Message type: E = Error

• Message class: SIG - Digital Signature

• Message number: 103

• Message text: The signature number you have assigned lies within the critical area

What causes this issue?

When creating a digital signature, the system assigns a number to it.
It obtains the number from the number range of the number range object
SIGNATURE. The current number level in this number range has reached
the critical area, that is, almost all numbers have been assigned.
Processing is continued.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SIG103 - The signature number you have assigned lies within the critical area ?

  The SAP error message SIG103, which states "The signature number you have assigned lies within the critical area," typically occurs in the context of electronic signatures in SAP systems, particularly when dealing with document approvals or workflows that require signatures.
  Cause:
  The error arises when the signature number you are trying to assign falls within a range that is considered "critical" by the system. This critical area is usually defined by the system configuration and is reserved for specific purposes, such as system-generated signatures or signatures that are required for compliance with legal or regulatory standards.
  Solution:
  To resolve the SIG103 error, you can take the following steps:
  
  
  Check Signature Configuration: Review the configuration settings for electronic signatures in your SAP system. This can usually be found in the transaction code SPRO under the relevant module (e.g., Financial Accounting, Controlling, etc.). Look for settings related to signature management.
  
  
  Adjust Signature Number: If you have control over the signature numbers being assigned, ensure that the number you are trying to use does not fall within the critical range. You may need to select a different number that is outside of this range.
  
  
  Consult Documentation: Refer to SAP documentation or help files related to electronic signatures to understand the defined ranges and any specific rules that apply to your organization’s configuration.
  
  
  Contact SAP Support: If you are unable to resolve the issue through configuration changes or if you are unsure about the critical area definitions, consider reaching out to SAP support for assistance. They can provide guidance based on your specific system setup.
  
  
  User Authorization: Ensure that you have the necessary authorizations to assign signature numbers. Sometimes, restrictions may be in place that prevent certain users from assigning specific signature numbers.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context on electronic signature management.
  Transaction Codes: Familiarize yourself with transaction codes related to signature management, such as SICF for service activation or SIMG for implementation guides.
  Training and Documentation: Consider training sessions or documentation on electronic signatures in SAP to better understand how they work and how to manage them effectively.
  
  By following these steps, you should be able to address the SIG103 error and ensure that your electronic signature processes function smoothly.