Import project error: the project cannot be built until build path errors are resolved, errorsresolved

Import project error: the project cannot be built until build path errors are resolved, errorsresolved

When importing a project to eclipseThe project cannot be built until build path errors are resolved.

When writing this project, the author added some packages in the lib directory of his machine in build path, which were recorded by the project. When you import this project,

It will automatically go to your computer to find the jar package under the original lib. If you do not have this path, this problem occurs.

Solution: Right-click the project, select build path> configure build path. In the displayed window, select the libraries tab, delete the jar package with a Red Cross, and add yourself

The jar package on the computer.