probleme droit d'acces sur processus

#include <windows.h>
#include <iostream>
#include <tlhelp32.h>
HANDLE process;



BOOL SetDebugPrivileges(VOID)
{

    DWORD dwPID;
    HANDLE hProcess;
    HANDLE hToken;
    LUID Luid;
    TOKEN_PRIVILEGES tpDebug;
    dwPID = GetCurrentProcessId();
    if ((hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, dwPID)) == NULL) return FALSE;
    if (OpenProcessToken(hProcess, TOKEN_ALL_ACCESS, &hToken) == 0) return FALSE;
    if ((LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &Luid)) == 0) return FALSE;
    tpDebug.PrivilegeCount = 1;
    tpDebug.Privileges[0].Luid = Luid;
    tpDebug.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
    if ((AdjustTokenPrivileges(hToken, FALSE, &tpDebug, sizeof(tpDebug), NULL, NULL)) == 0) return FALSE;
    if (GetLastError() != ERROR_SUCCESS) return FALSE;
    CloseHandle(hToken);
    CloseHandle(hProcess);
    return TRUE;
}




int main()
{
    HANDLE SnapShot;
    PROCESSENTRY32 Process;
    int Ok=0;
    int Echec=0;
    bool I;

    if (SetDebugPrivileges)
    {
        printf("Elevation privilege ok\n\n");
    }
    else
    {
        printf("Elevation privilege erreur\n");
    }


    SnapShot = CreateToolhelp32Snapshot(TH32CS_SNAPALL,0);
    Process.dwSize = (DWORD) sizeof(PROCESSENTRY32);

    I = Process32First(SnapShot, &Process);
    do 
    {
        printf("%s:",Process.szExeFile );
        process=OpenProcess(PROCESS_ALL_ACCESS,false,(DWORD)Process.th32ProcessID );
        if (process!=NULL)
        {
            printf("\tOK\n");
            Ok++;
        }
        else
        {
            printf("\tECHEC\n");
            Echec++;
        }


        I = Process32Next(SnapShot, &Process);
    }
    while ( I );

    CloseHandle(SnapShot);
    printf("Nombre de processus exploitable:%d\n",Ok);
    printf("Nombre de processus avec acces refuser: %d\n",Echec);
    system("pause");
    return 0;
}