title: What is unhandled excpetion error mean?
body: <p>I am writing in Visual Studio,a C programm and I get this error: Unhandled exception at 0x77dd3e14 in SciComput.exe: 0xC0000005: Access violation reading location 0xff630018.</p>
  
  <p>Can someone explain to a quite absolute beginner what does this mean?</p>