App can't be opened because it is from an unidentified developer
问题 I installed Mac OS X Mavericks (10.9) yesterday and since then I am not able to start my Eclipse. I am attaching a screenshot of the message I see. Is there a workaround for this? I found a solution in Fix the “App can’t be opened because it is from an unidentified developer” Error in Mac OS X . 回答1: It's because of the Security options. Go to System Preferences... > Security & Privacy and there should be a button saying Open Anyway , under the General tab. You can avoid doing this by