which is the port of this project has been occupied by other projects, you cannot use it. There are two methods:

1, in the application. Yml file in a new port

2, force to close the occupied port

forces you to close the occupied port

1, open the computer process of CMP according to port to check the program number netstat ano | findstr searches take up port

2. According to the progress of the program, see the specific program name tasklist | findstr searches process number

3, Mandatory, recursive delete the program and its child process taskkill – f – t – im process name (Java. Exe)

After