For a while, I start using Ubuntu. It is one of the best OS that I have ever seen. But it is not Usability. I mean all process are not actually running as GUI. User must aware to use terminal (Command Prompt). The following is the useful link that I used to install some kinds of software.
When I error with uploading in Eclipse, I uploaded file using Command prompt. See details in this site. The following is the implementation in my computer.
First of all, adding java path in Edit System Variable through System properties >> Advanced >> Environment Variables >> Edit
It is not needed earlier as I use Eclipse IDE.
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I got troubling with following error when signing in Google. It make me crazy and waste of my time. I uploaded difficultly using command line to Google App Engine. I fainted as soon as I found the solution for that error. Of course, every problem is easy if you know the solution.

400 Bad request error
The solution is have to adjust your computer time with country time zone. 🙂 haaha Why don’t error message show to do that?
Reference : 400 Bad Request during oAuth handshake from Eclipse plug-in