[adri1]

Other case:

Код:

public OnPlayerUpdate(playerid)
{
	last = GetTickCount();
	return 1;
}

Код:

C:\Users\pc\Documents\SA-MP\pawn\include\amx_assembly\amx_header.inc(311) : warning 219: local variable "last" shadows a variable at a preceding level
C:\Users\pc\Documents\SA-MP\pawn\include\YSI-Includes\YSI\..\YSI_Coding\..\YSI_Internal\y_version.inc(299) : warning 219: local variable "last" shadows a variable at a preceding level
C:\Users\pc\Documents\SA-MP\pawn\include\YSI-Includes\YSI\..\YSI_Visual\..\YSI_Data\y_foreach/impl.inc(208) : warning 219: local variable "last" shadows a variable at a preceding level
C:\Users\pc\Documents\SA-MP\pawn\include\YSI-Includes\YSI\..\YSI_Visual\..\YSI_Data\y_foreach/impl.inc(322) : warning 219: local variable "last" shadows a variable at a preceding level
C:\Users\pc\Documents\SA-MP\pawn\include\YSI-Includes\YSI\..\YSI_Visual\..\YSI_Data\y_foreach/impl.inc(344) : warning 219: local variable "last" shadows a variable at a preceding level
C:\Users\pc\Documents\SA-MP\pawn\include\YSI-Includes\YSI\..\YSI_Visual\..\YSI_Data\y_foreach/impl.inc(404) : warning 219: local variable "last" shadows a variable at a preceding level

The problem is 'last' is not declared.

Find for 'spec' variables in your scripts
You should make a full revision of your script :/ thats annoying