[Qt-mobility-feedback] 'General OS-related error' when using location APIs on Symbian

[Roderick Burns]

Hi Aaron,
I believe this bug is the problem
http://bugreports.qt.nokia.com/browse/QTMOBILITY-360
Rod.

On 7 July 2010 10:32, <aaron.tunney at accenture.com> wrote:

>  Hi,
>
>
>
> I have a problem with the Qt Mobility location APIs on Symbian and was
> wondering if anyone could help me.
>
>
>
> I have written an application that takes advantage of Qt Mobility.
> Following the Qt Mobility quick start example, I can successfully check for
> the presence of location sensor using QSystemInfo (part of systeminfo). On
> the N97, this returns true.
>
>
>
> However, as soon as I make a call to one of the location APIs, I start
> seeing errors. I’ve tried to copy the example from
> http://doc.qt.nokia.com/qtmobility-1.0-tp/location-overview.html#requesting-location-data-from-data-sources. The code compiles fine but I see an error when trying to run the code on
> the device from the IDE. I only need to include the first line of the
> constructor (QGeoPositionInfoSource *source…) in the example to see the
> problem. The error is:
>
>
>
> Executable file: 12052 2010-07-06T16:32:37
> V:\\epoc32\release\armv5\udeb\gps_app.exe
>
> Package: 26468 2010-07-07T09:57:29 V:\Projects\gps_app\gps_app.sis
>
> Deploying application to 'Nokia N97 USB (COM4)'...
>
> Copying install file...
>
> Installing application...
>
> Starting application...
>
> Could not start application: General OS-related error
>
> Finished.
>
>
>
> I tried putting a QDebug statement at the start of my main() function but
> it isn’t hit.
>
>
>
> My first thought was that the capabilities of my executable were wrong.
> However, my application definitely includes Location as one of its
> capabilities (as well as the other user capabilities). Also, I would expect
> the process to fail at the installation phase rather than the run phase if
> it was a capability problem.
>
>
>
> I also checked to see whether I definitely had Qt and Qt Mobility installed
> on the device and I definitely do have them both installed.
>
>
>
>
>
> My environment is as follows:
>
>
>
>  - Qt 4.7.0 beta1 (from binaries)
>
>  - Qt Mobility 1.0.1 (from binaries)
>
>  - Nokia N97 (S60 5th edition) SDK
>
>  - Qt Creator 2.0 (reported as 1.3.83 in the About dialog)
>
>
>
>
>
> Any ideas what’s wrong?
>
>
>
> Thanks!
>
>
>
> Aaron Tunney, Accenture
>
>
>
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