--- Missing Vgui material icons/silk/16/help error message

Gmod error

— Missing Vgui material icons/silk/16/help
Keeps being spammed in my console,can anyone help me redownload this or fix this.

I am running Win7.

Fixed I moved the stuff i had in the materials folder on to my desktop.Then i deleted the materials folder.Then when i started it up it remade the materials folder.But still i got the error.Then i delete Mckays Stargate mod 4.8.The error stopped and increased my Fps.