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Qt-interest Archive, February 2007
QIBASE plugin not found


Message 1 in thread

Hi, i compiled the QIBASE plugin with qt 4.2.1 on Windows and on my
development computer (VS2005) everything works fine. Now i am having
problems during the deployment: if i put the folder with the app, the Qt4
dlls, the mvc(pr)80.dll, fbclient.dll and a sqldrivers subfolder with
qsqlibase.dll i have two different behaviours
1) if the new computer has vs2005 installed everything works like a charm
2) if it does not have the vs2005, the app starts just fine but the plugin
is not loaded as it is not shown as available at all.
I do not get any errors at all
i tried to use dependencywalker to see if any library was missing but had no
luck.
what might it be?
i double checked the redist.txt file that comes with VS2005 in order to see
if i forgot to add any mandatory library but still no clue.

any hints?

thanks

Message 2 in thread

1) if the new computer has vs2005 installed, has it also installed builded  
QT4 sources?

QString QLibrary::errorString () const function was introduced in qt4.2,  
it should help you, why plugin was not loaded.

fanda

On Thu, 15 Feb 2007 09:38:48 +0100, Francesco Lamonica  
<alienpenguin@xxxxxxxxx> wrote:

> Hi, i compiled the QIBASE plugin with qt 4.2.1 on Windows and on my
> development computer (VS2005) everything works fine. Now i am having
> problems during the deployment: if i put the folder with the app, the Qt4
> dlls, the mvc(pr)80.dll, fbclient.dll and a sqldrivers subfolder with
> qsqlibase.dll i have two different behaviours
> 1) if the new computer has vs2005 installed everything works like a charm
> 2) if it does not have the vs2005, the app starts just fine but the  
> plugin
> is not loaded as it is not shown as available at all.
> I do not get any errors at all
> i tried to use dependencywalker to see if any library was missing but  
> had no
> luck.
> what might it be?
> i double checked the redist.txt file that comes with VS2005 in order to  
> see
> if i forgot to add any mandatory library but still no clue.
>
> any hints?
>
> thanks



-- 
 [ signature omitted ] 

Message 3 in thread

On 2/20/07, Fanda Vacek <fanda.vacek@xxxxxxxx> wrote:
>
> 1) if the new computer has vs2005 installed, has it also installed builded
> QT4 sources?


no, not at all

QString QLibrary::errorString () const function was introduced in qt4.2,
> it should help you, why plugin was not loaded.


i will give it a try, however looking at other messages in the list (with
other plugins) and talking with qt-support, it seems that it is related to a
VS2005 issue, i had solved (temporarily) copying all the MSVC*.dll in the
sqldrivers folder as well.

thanks for your suggestions