[zaibaslr2]

pawn Code:

new fq=false;
#define SendError(%0,%1)\ do{new _str[128];format(_str,sizeof(_str)," ERROR: {FFFFFF}%1");SendClientMessage(%0,Error,_str); return 1;}while(fq)

Try this define and try using

pawn Code:

if(!var[playerid]) return SendError(...);