Error White Thumbnail No Texts Launcher Please Help Me!!!!

[0312/141201:INFO:LauncherAppBrowser.cpp(24)] Work dir is C:\Users\User\AppData\Roaming\.minecraft

[0312/141201:INFO:ClientHandler.cpp(182)] Creating launcher window.

[0312/141201:ERROR:child_process_launcher.cc(533)] Failed to launch child process
[0312/141204:INFO:ClientHandler.cpp(149)] Shutting down!

Help Please In New Update I Can't Open Launcher