Eclipse: The declared package does not match the expected package

Question

I have a problem importing an external project. I go File -> Import... -> Existing Projects into Workspace, choose the folder where the project is located and everything is

Answer 1

I happened to have the same problem just now. However, the first few answers don't work for me.I propose a solution:change the .classpath file.For example,you can define the classpathentry node's path like this: path="src/prefix1/java" or path="src/prefix1/resources". Hope it can help.