A Problem With GuiStudioMDL

When i try to compile models in GuiStudioMDL, I get an error saying this

SteamStartup() failed: SteamStartup(0xf,0x0017F170) failed with error 1: failed to take master pipe connection lock

Any Suggestions on how to fix it

restart steam

Yeah, you need to restart steam.

did. Got this error
SteamStartup() failed: SteamStartup(0xf,0x0017F170) failed with error 1: Failed create pipe: 6, Win32 Error 6 “The handle is invalid.”

Make sure you’re not using any compatibility modes.

how do i check this

Any one help