When the web project is running, the idea may report error running ‘Tomcat’: unable to open debugger port (127.0.0.1:56767): Java net. Socketexception “socket closed” error, unable to start Tomcat
at this time, you need to find the occupied port and end the task!
Step 1: open the DOS command window. Enter netstat – ano or netstat – ano | find “56767”
Find the PID number corresponding to the port
Step 2: open task management (Ctrl + x)
Find the PID corresponding task “end task” in “details”
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