It just dies. Here is the opening part of the report that gets generated
Date/Time: 2007-07-04 16:17:42.820 -0400
OS Version: 10.4.10 (Build 8R2218)
Report Version: 4
Command: libprs500
Path: /Applications/libprs500.app/Contents/MacOS/libprs500
Parent: WindowServer [97]
Version: 0.3.65 (libprs500 0.3.65)
PID: 739
Thread: 0
Exception: EXC_BAD_ACCESS (0x0001)
Codes: KERN_INVALID_ADDRESS (0x0001) at 0x6c727535
Thread 0 Crashed:
0 QtGui 0x1280e213 QClipboard::event(QEvent*) + 645
1 QtGui 0x1280e6d1 QClipboard::event(QEvent*) + 1859
2 QtGui 0x12815710 QDragManager::drag(QDrag*) + 1154
3 QtGui 0x127d0ae6 QDrag::start(QFlags<Qt:
ropAction>) + 68
4 QtGui.so 0x122ca845 sipQDrag::sipProtectVirt_disconnectNotify(bool, char const*) + 3247
5 org.python.python 0x0049942a PyEval_EvalFrameEx + 24563
6 org.python.python 0x004994d8 PyEval_EvalFrameEx + 24737
7 org.python.python 0x00499cdc PyEval_EvalCodeEx + 1819
8 org.python.python 0x0042f537 PyFunction_SetClosure + 2019
9 org.python.python 0x0040e278 PyObject_Call + 45
10 org.python.python 0x00415ee5 PyMethod_New + 2432
11 org.python.python 0x0040e278 PyObject_Call + 45
12 org.python.python 0x004925b2 PyEval_CallObjectWithKeywords + 112
13 sip.so 0x00697ab1