error code R-1603, installer failed!

link textthis is my first time using UE4, when i installer it reports this error,this is my log.

Hello!

I’m sorry to hear that you are having trouble. Other user have had similar issues and have followed the steps on this post to resolve the problem.

Please try the solutions provided there. If you are still unable to install the launcher, reply back and we will continue to look into the issue for you.

Hi 霸气3d,

We haven’t heard back from you in a few days, so we are marking this post as Resolved for tracking purposes. If you’re still experiencing this issue, please try the suggestion that I mentioned above then post back here with the requested info.

If you need anything else, feel free to ask.