Key and certificate registration limit error – Canon imageCLASS MF753Cdw Multifunction Wireless Color Laser Printer User Manual
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If an Error Is Displayed in the Certificate Issuance
Request Status
84CU-0U3
If a certificate is not issued, an error is displayed in the certificate issuance request status. Select the message from the
list below, and check how to troubleshoot the problem.
Key and Certificate Registration Limit Error(P. 399)
Communication Error (SCEP ERROR - Fail Info 0: Unrecognized or Unsupported Algorithm)(P. 399)
Communication Error (SCEP ERROR - Fail Info 1: CMS Message Integrity Verification Failure)(P. 399)
Communication Error (SCEP ERROR - Fail Info 2: Forbidden or Unsupported Transaction)(P. 400)
Communication Error (SCEP ERROR - Fail Info 3: Excessive Time Difference Between CMS signingTime and
Communication Error (TCP ERROR)(P. 400)
Communication Error (HTTP ERROR
Deferred(P. 400)
●
If the problem persists even after trying the troubleshooting methods, contact the SCEP server
administrator.
Key and Certificate Registration Limit Error
The maximum number of keys and certificates that can be registered to the machine has been reached.
Delete unused keys and certificates.
Communication Error (SCEP ERROR - Fail Info 0: Unrecognized or
Unsupported Algorithm)
The algorithm of the certificate is unknown or is not supported.
Set the [Signature Algorithm] and [Key Length (bit)] of the Certificate Issuance Request Correctly.
Generating a Key and Obtaining and Registering a Certificate from an SCEP Server(P. 394)
Communication Error (SCEP ERROR - Fail Info 1: CMS Message Integrity
Verification Failure)
Certificate integrity check (CMS message signature verification) failed.
Request Certificate Issuance Again.
Generating a Key and Obtaining and Registering a Certificate from an SCEP Server(P. 394)
Security
399