[rkward-devel] RKWard-devel Digest, Vol 63, Issue 5

Sat Nov 12 11:30:14 UTC 2011

>
>
Hi,
I tried several things.

>Date: 8 Nov 2011 13:32:20 +0100
>From: "Thomas Friedrichsmeier"

> >Hi,
>
> >On Tuesday 08 November 2011, Mischa Vreeburg wrote:
> >> I'm trying to get the installation bundle rkward for windows to work,
> but
> >> it crashes allways.
> >> When I start rkward.bat, i get the question if I want to save the
> >> workspace.
>
> >ok, that's a cross-platform quirk. You will want to go to
> Settings->Configure
> >RKWard->General, and set "Startup Action" to "Show selection dialog
> >(default)", to restore a more useful behavior.
>

This solved the problem of the saving of the workspace. The setting was on
ask if you want to open a file

> >> If I press cancel, rkward starts as normal.
> >> I can install packages, run R, run the plugins,
> >> BUT any interaction, which tries to load/open/save files crashes Rkward.
> >> The Same behaviour is seen with kwrite.
> >
> >> Therefore my conclusion is that something is biting that interface part.
>
> >Yes, unfortunately the KDE file selection dialog appear to remain a
> source of
> >trouble on Windows. I still don't understand, exactly when or why these
> >problems occur.
>
> >The first thing to check is whether you are using "native" file dialogs
> or not.
> >On the very first start, RKWard should have prompted you about that,
> suggesting
> >to disable "native" file dialogs. However, it appears that there are a few
> >cases, where it's the non-native dialogs that cause trouble. You should
> try
> >with both settings. To do so, start a command shell, enter
>
> >cd C:\your\path\to\RKWard\KDE\bin\kcmshell4.exe platform
>
> >try checking or unchecking the "Use native system file dialogs" option,
> then
> >start kwrite and test. If you have found a setting that works, try that in
> >RKWard.
>

I could not find a configuration that worked.

> >As to the root cause of the trouble: This is still mysterious to me.
> Among the
> >bug reports on this issue, in the KDE bug tracker, some comments indicate
> that
> >this may be a problem when there are many drive letters (10+), or
> sometimes
> >when some mapped drives are slow (e.g. tape drives). If there is anything
> that
> >might be even remotely unusual about your setup, please let us know.
>

My setup is windows 7 64 bit:
I have 17+ drives, depending on USB sticks or external hdd.
2 are cd/dvd
4 are from a card reader they show up as usb drives 0 bytes
6 are hard drives
2 are virtual cd/dvd drives
1 is a mapped network drive
1 is 3 1/2 drive
1 is the printer mith USB port

> >> What information do you need to trace the problem?
> >
> >Do you know how to use a debugger? In that case, you could provide us
> with a
> >backtrace of the crash. Start RKWard as
> >  rkward.bat --debugger C:\your\path\to\gdb
> >or attach gdb to a running rkward.frontend.exe process using the "--pid"
> >option.
>
Here is the gdb session info and the backtrace:

Initializing KDE
Starting RKWard
GNU gdb (GDB) 7.2
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html
>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i686-pc-mingw32".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
This binary was built by Equation Solution <http://www.Equation.com>...
Reading symbols from C:\PROGRA~2\RKWard\KDE\bin\\rkward.frontend.exe...done.
(gdb) run
Starting program: C:\PROGRA~2\RKWard\KDE\bin\\rkward.frontend.exe
[New Thread 4396.0x10c8]
[New Thread 4396.0xd20]
[New Thread 4396.0x130c]
[New Thread 4396.0x3e0]
[New Thread 4396.0xab8]
[New Thread 4396.0xdb4]
[New Thread 4396.0xc10]
[New Thread 4396.0x478]
[New Thread 4396.0x1328]
[New Thread 4396.0xdcc]
[New Thread 4396.0x12d8]
[New Thread 4396.0x1300]
[New Thread 4396.0x1100]

Program received signal SIGSEGV, Segmentation fault.
0x6a3ccba9 in ZN7QStringC1ERKS_ () from
C:\PROGRA~2\RKWard\KDE\bin\QtCore4.dll
(gdb) bt
#0  0x6a3ccba9 in ZN7QStringC1ERKS_ () from
C:\PROGRA~2\RKWard\KDE\bin\QtCore4.dll
#1  0x6a37cfe2 in
ZN16QEventTransition11qt_metacallEN11QMetaObject4CallEiPPv ()
   from C:\PROGRA~2\RKWard\KDE\bin\QtCore4.dll
#2  0x6a32d4a0 in ZN8QVariantC1ERK7QString () from
C:\PROGRA~2\RKWard\KDE\bin\QtCore4.dll
#3  0x6592e1d1 in ZN13QStandardItem7setTextERK7QString () from
C:\PROGRA~2\RKWard\KDE\bin\QtGui4.dll
#4  0x657fc0d2 in ZN13QStandardItemC1ERK7QString () from
C:\PROGRA~2\RKWard\KDE\bin\QtGui4.dll
#5  0x655b4b46 in ZN9QComboBox10insertItemEiRK5QIconRK7QStringRK8QVariant ()
   from C:\PROGRA~2\RKWard\KDE\bin\QtGui4.dll
#6  0x7065cc72 in
libkio!_ZN12KUrlComboBox19KUrlComboBoxPrivate13insertUrlItemEPKNS0_13KUrlComboItemE
()
   from C:\PROGRA~2\RKWard\KDE\bin\libkio.dll
#7  0x0028b8a0 in ?? ()
(gdb)

 I hope this helps

M. D. Vreeburg
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