Eclipse could not delete error

Question

I\'m working on a project with Eclipse and by now everything was fine, but last time I\'ve tried building it, it returned the error,

\"The project was

Answer 1

Sometimes it can be resolved simply by cleaning the project and rebuilding it. This worked for me just before.

In addition, clicking 'Build Automatically' in the 'Project' tab is usually more convenient for resolving minor problems.

Answer 2

On windows, i've opened eclipse with Admin privilige. The problem has gone.

Answer 3

Process Explorer showed that the Android Java .jar file that could not be deleted was used by javaw, a sub-process of Eclipse...

This seems buggy.

The workaround is to close Eclipse and delete the file from Explorer...

Answer 4

I went to the Java Build Path ->Source (tab) ,changed the path of the Default Output folder to some other folder like customerConfig/bin to customerConfig/bins ,did a build , the error went away and then went back and changed it back to customerConfig/bin

Answer 5

I have been having this problem quite a bit recently. I realised it started happening after I set the workspace to automatically reload all resources from disk. This can be configured from the menu: Preferences > General > Workspace.