再问ACCESS的压缩问题

[nzymail]

/*
本人写的源程序如下：如果将注释行去掉就报错'Access violation at address AA000080 . Read of address AA000080'如果就上注释就没有错误
请问各位高手这是为什么呢？
*/
#include <dao_2k.h>

void __fastcall TForm1::Button1Click(TObject *Sender)
{
DBEngine *Engine
Engine=new CoDBEngine->Create();

char * p1="f:\\temp\\db1.mdb";
char * p2="f:\\temp\\tmp.mdb";

//Engine->CompactDatabase((wchar_t *)p1,(wchar_t *)p2,"",0,"");

delete Engine;