Help this problem please

[jjsabac]

G-Logic\GLInventory.cpp(728) : error C2511: 'BOOL GLInventory::InsertItem2Shop(const SITEMCUSTOM &,const int,const int,bool,const int,const int,const int,const int,const char *)' : overloaded member function not found in 'GLInventory'

[MentaL]

[DontBugMe]

overloaded member function not found in 'GLInventory'

[jjsabac]

overloaded member function not found in 'GLInventory'

can you teach me bro why overloaded?