Windows 10 has a known problem with the Client. the DEP do not let the Main.exe Launch. You need to open an exclusion to Main.exe file in your DEP configuration utility. Check tutorial.
First go to your control panel:
Then in the System window. press in the Advanced System Settings
Then in the system properties window go to advanced tab then press Settings:
in the performance option window go to Data Execution Prevention(DEP) then turn on DEP for all programs and services except those i select.
Navigate to your MuCore installation Folder. and Add Main.exe
Then press Apply then OK.
After all that you will need to reboot your windows.