Wireshark-bugs: [Wireshark-bugs] [Bug 11122] "Export packet dissections > As plain text" crashed
Comment # 6
on bug 11122
from Alexis La Goutte
(In reply to Guy Harris from comment #5)
> Reproduces on OS X 10.8.5 with a recent top-of-trunk build (and with a
> different capture file, so, as I expected, it has nothing to do with the
> capture file or with the dissection library).
>
> Top 2 lines of the stack trace from CrashReporter:
>
> 0 QtWidgets 0x0000000112948694
> QGridLayout::rowCount() const + 4
> 1 wireshark 0x000000010c584150
> ExportDissectionDialog::ExportDissectionDialog(QWidget*, _capture_file*,
> export_type_e) + 2832 (export_dissection_dialog.cpp:82)
>
> Line 82 of ui/qt/export_dissection_dialog.cpp is
>
> last_row = fd_grid->rowCount();
>
> The exception is
>
> Exception Type: EXC_BAD_ACCESS (SIGSEGV)
> Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000008
>
> which means "null pointer dereference" - but the crash is in QGridLayout, so
> it's not as if fd_grid is NULL (it would have crashed in
> ExportDissectionDialog::ExportDissectionDialog if it had been); something
> else is wrong with the QGridLayout to which fd_grid points.
Qt issue ?
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