I'm getting below error when trying to create database from http://localhost:8080/JavaVulnerableLab/install.jsp.

Error in browser : Something went wrong. Unable to install

Error in logs:

javavulnlab_1 | 29-Apr-2021 02:35:50.446 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-8080"]
javavulnlab_1 | 29-Apr-2021 02:35:50.483 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in [1013] milliseconds
javavulnlab_1 | SQLException: Communications link failure
javavulnlab_1 |
javavulnlab_1 | The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
javavulnlab_1 | SQLState: 08S01
javavulnlab_1 | VendorError: 0