Canon imagerunner advance C5550i User Manual page 949

● Check the security functions of the application to see whether it can be used.
Cannot register because the algorithm of this key is not supported.
You tried to register the key and certificate file of an unsupported encryption algorithm.
● Register the key and certificate file of a supported encryption algorithm.
Registering a Key and Certificate(P. 666)
Specifications(P. 1029)
This certificate has been revoked.
The certificate is included in the certificate revocation list (CRL).
● Register a new certificate.
Registering a Key and Certificate for Network Communication(P. 666)
This certificate is invalid.
The certificate is invalid.
● Register the correct certificate and specify the settings again.
Configuring the Key and Certificate for TLS(P. 604)
Registering a Key and Certificate for Network Communication(P. 666)
This certificate has expired.
The certificate may have expired.
● Check the expiration date of the certificate registered in the machine. If the certificate has expired, register
a valid certificate.
Registering a Key and Certificate for Network Communication(P. 666)
The date and time set on the machine may be incorrect.
● Check the date and time setting of the machine.
Setting the Date/Time(P. 17)
The specified application cannot be installed on this device.
You cannot install applications other than Enhanced System Applications.
● Specify the application to install again.
No response from the server. Check the settings.
The specified server may have a problem such as not being specified correctly, not being turned on, or
having insufficient resources.
● Try specifying the server again after waiting a while. If there is still no response from the server, select
another server.
Cannot start searching because the server version settings are incorrect. Check the
settings.
A different server LDAP version is set in the LDAP server and the machine.
Troubleshooting
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