The Ok button is pressed

 *** Break *** segmentation violation
 Generating stack trace...
/usr/bin/addr2line: useMainFrame: No such file or directory
/usr/bin/addr2line: useMainFrame: No such file or directory
 0x42b9b5c8 in <unknown> from /lib/libc.so.6
 0x4002861c in <unknown> from ../lib/i586_linux24/libtest.so
 0x41a318f0 in G__CallFunc::Exec(void*) + 0x7c from /opt/products/root/4.00.08/lib/libCint.so.4.00
 0x4137bb15 in TQConnection::ExecuteMethod() + 0x6b from /opt/products/root/4.00.08/lib/libCore.so.4.00
 0x4137e99a in TQObject::Emit(char const*) + 0x2b8 from /opt/products/root/4.00.08/lib/libCore.so.4.00
 0x42732c46 in TGButton::Clicked() + 0x2c from /opt/products/root/4.00.08/lib/libGui.so.4.00
 0x4272d01f in TGButton::EmitSignals(bool) + 0x6f from /opt/products/root/4.00.08/lib/libGui.so.4.00
 0x4272cfa3 in TGButton::HandleButton(Event_t*) + 0x189 from /opt/products/root/4.00.08/lib/libGui.so.4.00
 0x4276730d in TGFrame::HandleEvent(Event_t*) + 0x21b from /opt/products/root/4.00.08/lib/libGui.so.4.00
 0x4273eaf7 in TGClient::HandleEvent(Event_t*) + 0xd7 from /opt/products/root/4.00.08/lib/libGui.so.4.00
 0x4273e7ec in TGClient::ProcessOneEvent() + 0x6e from /opt/products/root/4.00.08/lib/libGui.so.4.00
 0x4273e876 in TGClient::HandleInput() + 0x28 from /opt/products/root/4.00.08/lib/libGui.so.4.00
 0x4273d26a in TGInputHandler::Notify() + 0x22 from /opt/products/root/4.00.08/lib/libGui.so.4.00
 0x414598bc in TUnixSystem::DispatchOneEvent(bool) + 0x52 from /opt/products/root/4.00.08/lib/libCore.so.4.00
 0x4139b1e8 in TSystem::InnerLoop() + 0x22 from /opt/products/root/4.00.08/lib/libCore.so.4.00
 0x4139b17e in TSystem::Run() + 0x80 from /opt/products/root/4.00.08/lib/libCore.so.4.00
 0x41339249 in TApplication::Run(bool) + 0x37 from /opt/products/root/4.00.08/lib/libCore.so.4.00
 0x4223660a in TRint::Run(bool) + 0x380 from /opt/products/root/4.00.08/lib/libRint.so.4.00
 0x08049caf in main + 0x11f from useMainFrame
 0x42b878ae in __libc_start_main + 0xce from /lib/libc.so.6
 0x08049ae1 in TFile::TFile[in-charge](char const*, char const*, char const*, int) + 0x3d from useMainFrame
Root >