Error running ‘Tomcat 9‘: Address localhost:1099 is already in use

Error running ‘Tomcat 9’: Address localhost:1099 is already in use

Error

reason

Port 1099 is occupied, so Tomcat cannot be started

resolvent

    Win + R enter CMD to open the DOS window, use netstat – aon|findstr 1099 command to see what occupies port 1099, and use taskkill/PID 1220/F command to end the process

    Pay attention to what proportion is found. Enter the corresponding number after the PID