What Does a Login Exception Occur?

Symptoms

• The IP address of CBH cannot be connected. As a result, the web page of CBH fails to be displayed and the CBH system cannot be logged in through the Internet.
• The CBH system page cannot be displayed after the login.
• The system displays a message indicating that the authorization fails to take effect.
• The CBH system cannot be logged in by users who are authenticated through the AD domain server.
• The CBH system is inaccessible through password logins and public IP addresses.

Possible Causes

Cause 1: The disk space of the CBH system is insufficient.

Cause 2: The CBH version is not updated to the latest one. As a result, the disk space may be occupied and not released.

Cause 3: The browser you used for logins is incompatible with the CBH system.

Cause 4: An improper security group is configured for the CBH instance.

Cause 5: An inappropriate network ACL rule is configured in the VPC where the CBH instance is deployed, or the IP address for logging in to the CBH system is restricted by the network ACL.

Cause 6: SSL encryption authentication is not disabled when AD domain authentication is configured.

Cause 7: The CBH system version is not the latest one.