1.1 --- a/extensions/sdktools/vnatives.cpp	Sun Dec 28 18:28:57 2008 -0500
     1.2 +++ b/extensions/sdktools/vnatives.cpp	Sun Dec 28 19:56:40 2008 -0500
     1.3 @@ -101,8 +101,8 @@
     1.4  		*vaddr = call;
     1.5  		return true;
     1.6  	} else {
     1.7 -		void *addr;
     1.8 -		if (g_pGameConf->GetMemSig(name, &addr))
     1.9 +		void *addr = NULL;
    1.10 +		if (g_pGameConf->GetMemSig(name, &addr) && addr != NULL)
    1.11  		{
    1.12  			call = CreateValveCall(addr, vcalltype, retinfo, params, numParams);
    1.13  			if (call)