An XML validation error is often ignored because the returning message does not appear to be serious. However, closer inspection of the Access Gateway Appliance shows that none of the changes have been applied. When a change is applied by using the UI, the system writes the configuration to the configuration store on the Administration Console, as well as to the /var/novell/cfgdb/vcdn/config.xml file on the Access Gateway Appliance. If this file passes the schema checks on the Access Gateway Appliance, the /var/novell/cfgdb/.current/config.xml file is updated with the configuration.
This is the file that the Access Gateway Appliance reads when it loads or refreshes. If the config.xml file from /var/novell/cfgdb/vcdn/ and /var/novell/cfgdb/.current are not in sync, then all changes you defined have not been applied to the Access Gateway Appliance.
You need to pay attention to XML validation errors and identify the key steps required to solve such problems. There are two main scenarios that are discussed in this section: