[Jamal']

When i try to compile one bank system i get some errors can anyone help me? There is the errors

C:\Users\hpi\Desktop\abank\aBank\aBank\filterscrip ts\aBank.pwn(175) : error 017: undefined symbol "SetPVarString"
C:\Users\hpi\Desktop\abank\aBank\aBank\filterscrip ts\aBank.pwn(183) : error 017: undefined symbol "SetPVarString"
C:\Users\hpi\Desktop\abank\aBank\aBank\filterscrip ts\aBank.pwn(190) : error 017: undefined symbol "SetPVarString"
C:\Users\hpi\Desktop\abank\aBank\aBank\filterscrip ts\aBank.pwn(196) : error 017: undefined symbol "GetPVarString"
C:\Users\hpi\Desktop\abank\aBank\aBank\filterscrip ts\aBank.pwn(196) : warning 202: number of arguments does not match definition
C:\Users\hpi\Desktop\abank\aBank\aBank\filterscrip ts\aBank.pwn(202) : error 017: undefined symbol "SetPVarString"
Pawn compiler 3.2.3664 Copyright © 1997-2006, ITB CompuPhase


5 Errors.