Article View: borland.public.cppbuilder.database.ado
Article #5093Re: ADO connect..!?
From: Henrik Franz�n
Date: Wed, 11 Jul 2001 07:08
Date: Wed, 11 Jul 2001 07:08
55 lines
2299 bytes
2299 bytes
I get an Access Violation at adress 'an adress'
:(((
Henrik Franz�n <xhfr@wayne.se> wrote in message news:3b4bf906$1_2@dnews...
> Hi!
> I have one class called DBHandler. In this class i have three ADO objects.
I
> also have a frame. There is one button in this frame. I got some strange
> exception when pressing this button.. I should call a function in my
> DBHandler called ConnectTo(AnsiString Database), and connect to a
database,
> whats the problem ??
>
> .. here is my code. :
>
> void __fastcall TForm1::Button3Click(TObject *Sender)
> {
> DBHandler->ConnectTo("nucleusdb");
> }
>
>
> bool __fastcall TDBaseHandler::ConnectTo(AnsiString Database)
> {
> try{
> FDatabase = Database;
>
> AnsiString Def("Provider=MSDASQL.1;Persist Security
Info=False;Data
> Source=");
> AnsiString ConnectionString(Def + FDatabase);
>
> MainConnection->ConnectionString = WideString(ConnectionString);
> MainConnection->Open();
> Query_Updater->DatabaseName = FDatabase;
> Query_Updater->OpenDatabase();
> XMLRecordHolder->Connection = MainConnection;
> Query_XMLLoader->Connection = MainConnection;
> return true;
>
> }catch(Exception &E)
> {
> return false;
> }
>
> }
>
>
>
> I hope someone can help me!
>
> /wr Henrik Franz�n
>
>
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X-Google-Language: ENGLISH,ASCII X-Google-Thread: 10698b,411507ca9a8fef65 X-Google-Attributes: gid10698b,public X-Google-ArrivalTime: 2001-07-11 00:09:58 PST Reply-To: "Henrik Franz�n" <xhfr@wayne.se> From: "Henrik Franz�n" <xhfr@wayne.se> Newsgroups: borland.public.cppbuilder.database.ado References: <3b4bf906$1_2@dnews> Subject: Re: ADO connect..!? Date: Wed, 11 Jul 2001 09:08:30 +0200 Lines: 57 Organization: Dresser Wayne X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.00.2314.1300 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2314.1300 NNTP-Posting-Host: 193.15.214.81 Message-ID: <3b4bfb6b_2@dnews> X-Trace: dnews 994835307 193.15.214.81 (11 Jul 2001 00:08:27 -0700) Path: arc1-ca.pugleaf.net!archiver1.google.com!newsfeed.google.com!sn-xit-02!supernews.com!newsfeed.direct.ca!look.ca!news.maxwell.syr.edu!newsfeed.wirehub.nl!PeerFeed.KWeb.on.ca!dnews