It simply isn΄t working any ideas?Code:#ifndef _FILE_H_ #define _FILE_H_ #include "main.h" #include <fstream> using namespace std; struct MusicRecord { char * Artist; char * Album; char * Title; long size; std::basic_string<WCHAR> Path; }; class FileSystem { private: ofstream Create; public: FileSystem(void); ~FileSystem(void); void ALP_InsertRecord( MusicRecord Rec, int Index ); void ALP_GetRecord( MusicRecord &Rec, int Index ); }; #endif .... #include "FileSystem.h" FileSystem::FileSystem(void) { } FileSystem::~FileSystem(void) { } void FileSystem::ALP_InsertRecord(MusicRecord Rec, int Index) { fstream Stream( "playlist.alp", ios::out|ios::binary|ios::app); Stream.seekp( ( Index ) * sizeof ( MusicRecord ) ); Stream.write( (char*) &Rec, sizeof( MusicRecord ) ); Stream.close(); } void FileSystem::ALP_GetRecord(MusicRecord &Rec, int Index) { fstream Stream( "playlist.alp", ios::binary|ios::in ); Stream.seekg( ( Index ) * sizeof( MusicRecord ) ); Stream.read( (char *) &Rec, sizeof( MusicRecord ) ); Stream.close(); } ...... MusicRecord Rec; Rec.Album = mp3fi.szAlbum; Rec.Artist = mp3fi.szArtist; Rec.Path = FilePath; Rec.Title = mp3fi.szTitle; FileSystem File; Rec.size = sizeof(Rec); File.ALP_InsertRecord( Rec, ItemCount );