access violation when creating new project

Discussion of open issues, suggestions and bugs regarding IBDAC (InterBase Data Access Components) for Delphi, C++Builder, Lazarus (and FPC)
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uko
Posts: 14
Joined: Tue 16 Sep 2008 12:27

access violation when creating new project

Post by uko » Wed 17 Sep 2008 17:32

Hi,

(Delphi 7, all patches; IBDAC 2.50.0.37; DelphiSpeedup 2.78; GExperts 1.30)

whenever I create a new vcl application in Delphi 7 I get an access violation from dataset manager. Same happens whenever I try to open a form/datamodule of an existing project.

This is from datasetmanagererror.log:

17.09.2008 19:25:39 Exception EAccessViolation occured at address 168CD38B
Message: Access violation at address 168CD38B in module 'DataSetManager70.bpl'. Read of address 00000000
Call stack:
[168CD38B]
[40006237]
[168CE5F6]
[0036FEA3]
[003574CE]
[0036FE48]
[03514044]
[03515041]
[004D749C]
[004D75C2]
[035194E6]
[005554F9]
[0055E25D]
[00C0C558]
[004D8B27]
[004D8C40]
[004D7688]
[03518A78]
[0092ACDC]
[009264B9]
[00834C97]
[4003E038]
[0085568B]
[0041FF1E]

This error seems to specific to Delphi7 as I don't get it from Delphi 2007.
So any idea what happens here? As I want to convert a project to Firebird using Delphi7 I need a solution for this (cannot upgrade to Delphi 2007)

kind regards,
Ulrich

Plash
Devart Team
Posts: 2844
Joined: Wed 10 May 2006 07:09

Post by Plash » Thu 18 Sep 2008 11:43

You can avoid the problem by disabling Dataset Manager:
select Component | Installed Packages from the Delphi menu;
select Devart Dataset Manager in the packages list and press the Remove button.

uko
Posts: 14
Joined: Tue 16 Sep 2008 12:27

Post by uko » Thu 18 Sep 2008 12:03

I'm not totally sure, but if I remember right, then this caused Delphi to crash. At least it doesn't help when opening a form/dm from my existing project. But i will try it again this evening.
Beside this: any idea what makes Datasetmanager crashing? Is this just my installation or a general problem?

kind regards,
Ulrich

uko
Posts: 14
Joined: Tue 16 Sep 2008 12:27

Post by uko » Thu 18 Sep 2008 18:03

ok, I tested it again now: when I disable datasetmanager package then the problem persist. I have to remove it from the list of installed packages to make it work.

But now: any idea how to make datasetmanager work for my delphi 7?

kind regards,
Ulrich

Plash
Devart Team
Posts: 2844
Joined: Wed 10 May 2006 07:09

Post by Plash » Mon 22 Sep 2008 08:29

We are working on the problem. You will be notified when we fix it.

uko
Posts: 14
Joined: Tue 16 Sep 2008 12:27

Post by uko » Wed 08 Oct 2008 08:06

Thanks!

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