Didn't find class on path dexpathlist error Solution

Today, when I wrote the slidingmenu and fragment demo examples, I found that the Application Deployment directly collapsed. The message displayed in logcat is as follows:

The error didn't find class on path dexpathlist occurs, so I searched for the answer on Google and found that many people on stackoverflow encountered this problem. So I found an answer with many likes and looked at it, this is indeed the case, previously copied a support-v4 package from actionbarsherlock into the project, the result of the project V4 package and slidingmenu library file V4 package is inconsistent, this error occurs. The answer above stackoverflow is as follows:

To avoid this problem, make sure that the same V4 support package is used for the project and reference library files.