How To Fix IDSAU327 - You must specify one certificate as the main certificate

IDSAU327 - Overview

• Message type: E = Error

• Message class: IDSAU - Localization Saudi Arabia

• Message number: 327

• Message text: You must specify one certificate as the main certificate

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IDSAU327 - You must specify one certificate as the main certificate ?

  The SAP error message IDSAU327, which states "You must specify one certificate as the main certificate," typically occurs in the context of managing digital certificates within the SAP system, particularly when dealing with secure communications or digital signatures.
  
  Cause:
  This error usually arises when:
  
  Multiple Certificates: You have multiple certificates defined in the system, but none of them is marked as the "main" or "primary" certificate.
  
  Configuration Issues: The configuration settings for the digital certificates may not be properly set, leading to ambiguity about which certificate should be used as the main one.
  Missing Main Certificate: The system expects at least one certificate to be designated as the main certificate for operations like signing or encryption, and this designation is missing.
  
  
  Solution:
  To resolve the IDSAU327 error, you can follow these steps:
  
  
  Access the Certificate Management:
  
  Go to the transaction code STRUST in the SAP GUI. This will take you to the Trust Manager.
  
  
  
  Check Existing Certificates:
  
  In the Trust Manager,