In the startup script
in the configuration file
Remove the comment from the database configuration. It's a very annoying thing to say, because the notepad is set to automatically wrap, I thought that the url line was released and there was no comment, so I checked it for a long time, which is really careless!
After these two steps are completed, it is basically ok, if another error occurs:
No DataSource set
It means that the database is not connected! ! !
To check the database connection and password, mine is mysql8, which is solved after authorizing the user.
If we can't find any problem, we can also adjust the log level to
trace, so that the log is detailed enough, and the problem can basically be located.
The log path is