Couldn't allocate any server IP port

System hardware specs:

  • Processor
    AMD Phenom 9500 Quad-Core (4 CPUs) 2.2GHz
  • RAM
    3070MB RAM
  • Graphics Card
    ATI Radeon HD 2400 XT
  • Operating System
    Windows Vista Home Premium

Reinstalled GMod due to Lua Errors and reset all addons, After install, Single player works fine, but when I try to join a Multiplayer game, it closes GMod with the error “Couldn’t allocate any server IP port”

What do I need to do to fix this?

try add this into launch options worked for me +clientport 27006 +hostport 27016 +tv_port 27021