1、 Problem
today, copy the code of idea to eclipse for execution, and then report an error: “error: unable to find or load the main class”;

2、 The solution
can be executed in idea and can be executed in eclipse, which means that there is no problem with the code. The only problem is the running environment. After checking the configuration, the problem is found:

here is an error in Maven dependency:

what the hell pom.xml Log off the error reporting dependency in the file, and then run the main method;