Dear all :
i have installed
apache guacamole server and client 1.6 ,
mariadb118-server-11.8.3_1,
mariadb-java-client-3.5.5 ,
tomcat9
in my freebsd14.3 ......
when i open http://localhost:8080/guacamole/#/ in web browser getting a errors as below :
Error
An error has occurred and this action cannot be completed. If the problem persists, please notify your system administrator or check your system logs.
so
i am running tail -f /usr/local/apache-tomcat-9.0/logs/catalina.out
output as below :
23-Oct-2025 11:08:29.824 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in [3459] milliseconds
11:08:48.159 [http-nio-8080-exec-6] WARN o.a.g.e.AuthenticationProviderFacade - The "mysql" authentication provider has encountered an internal error which will halt the authentication process. If this is unexpected or you are the developer of this authentication provider, you may wish to enable debug-level logging. If this is expected and you wish to ignore such failures in the future, please set "skip-if-unavailable: mysql" within your guacamole.properties.
11:08:48.162 [http-nio-8080-exec-6] ERROR o.a.g.rest.RESTExceptionMapper - Unexpected internal error:
### Error querying database. Cause: java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/guacamole
### The error may exist in org/apache/guacamole/auth/jdbc/user/UserMapper.xml
### The error may involve org.apache.guacamole.auth.jdbc.user.UserMapper.selectOne
### The error occurred while executing a query
### Cause: java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/guacamole
quesion : the system broken in jdbc drvier . can you help me to solve it ? thanks.
i have installed
apache guacamole server and client 1.6 ,
mariadb118-server-11.8.3_1,
mariadb-java-client-3.5.5 ,
tomcat9
in my freebsd14.3 ......
when i open http://localhost:8080/guacamole/#/ in web browser getting a errors as below :
Error
An error has occurred and this action cannot be completed. If the problem persists, please notify your system administrator or check your system logs.
so
i am running tail -f /usr/local/apache-tomcat-9.0/logs/catalina.out
output as below :
23-Oct-2025 11:08:29.824 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in [3459] milliseconds
11:08:48.159 [http-nio-8080-exec-6] WARN o.a.g.e.AuthenticationProviderFacade - The "mysql" authentication provider has encountered an internal error which will halt the authentication process. If this is unexpected or you are the developer of this authentication provider, you may wish to enable debug-level logging. If this is expected and you wish to ignore such failures in the future, please set "skip-if-unavailable: mysql" within your guacamole.properties.
11:08:48.162 [http-nio-8080-exec-6] ERROR o.a.g.rest.RESTExceptionMapper - Unexpected internal error:
### Error querying database. Cause: java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/guacamole
### The error may exist in org/apache/guacamole/auth/jdbc/user/UserMapper.xml
### The error may involve org.apache.guacamole.auth.jdbc.user.UserMapper.selectOne
### The error occurred while executing a query
### Cause: java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/guacamole
quesion : the system broken in jdbc drvier . can you help me to solve it ? thanks.
