You can make updates to the configuration by using the developer tools or from the command line.
The server.xml file can be updated either from the developer tools or from the command line. If there are any problems with the configuration, the specific configuration element updates that have problems do not take effect, but other successful updates are implemented.
This behavior can be changed by updating the onError variable from the default value of WARN to FAIL. If the value is set to FAIL, any problem with the configuration update causes the entire update to fail.
CWWKG0076W: The previous configuration for httpEndpoint with id defaultHttpEndpoint is still in use.
The server can be started without using cached configuration by running the server script with the --clean option.