Win allowMultipleInstances (cvar)


This CVar enables/disables the ability to run multiple instances of the game on one computer.


At the console type…

win_allowMultipleInstances [bool]


  • [bool] - Enables/disables the ability to run multiple instances of the game on one computer
    • 0 - Disabled
    • 1 - Enabled


Flag Enabled Description
CVAR_ALL all flags
CVAR_BOOL X variable is a boolean
CVAR_INTEGER variable is an integer
CVAR_FLOAT variable is a float
CVAR_SYSTEM X system variable
CVAR_RENDERER renderer variable
CVAR_SOUND sound variable
CVAR_GUI gui variable
CVAR_GAME game variable
CVAR_TOOL tool variable
CVAR_USERINFO sent to servers, available to menu
CVAR_SERVERINFO sent from servers, available to menu
CVAR_NETWORKSYNC cvar is synced from the server to clients
CVAR_STATIC X statically declared, not user created
CVAR_CHEAT X variable is considered a cheat
CVAR_NOCHEAT variable is not considered a cheat
CVAR_INIT can only be set from the command-line
CVAR_ROM display only, cannot be set by user at all
CVAR_ARCHIVE set to cause it to be saved to a config file
CVAR_MODIFIED X set when the variable is modified


This option can be useful for debugging in a multiplayer game as you can start the listen server and a client on the same computer.

Multiple instances of a dedicated server can be run without setting this parameter.