. Thread 1 (process 9730): #0 0x08066a0e in CustomInstrumentTunerForm::init () #1 0x080675ec in CustomInstrumentTunerForm::samplingRateChanged () #2 0x0808d550 in InstrumentTunerForm::qt_invoke () #3 0x08089c7f in CustomInstrumentTunerForm::qt_invoke () #4 0xb75e5787 in QObject::event (this=0x80f897c, e=0x81f1c60) at kernel/qobject.cpp:755 No locals. #5 0xb75e609e in QObject::activate_signal (this=0x80f897c, clist=0x2, o=0xbb80) at kernel/qobject.cpp:2357 object = (class QObject *) 0x80bcf70 sol = (QSenderObjectList *) 0xbb80 oldSender = (class QObject *) 0xb7f6a2d0 c = (QConnection *) 0x81f1f40 #6 0x08087c09 in CaptureThread::samplingRateChanged () #7 0x0805b3ab in CaptureThreadImplALSA::setSamplingRate () #8 0x08067d6e in CustomInstrumentTunerForm::configure_ok () #9 0x0806aaac in CustomInstrumentTunerForm::CustomInstrumentTunerForm () #10 0x08065229 in main () #11 0xb708debc in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6 #12 0x080556c1 in _start ()