error

hi,
i was using my pc yesterday and suddenly, i recieved this error message:

AppName: explorer.exe
AppVer: 6.0.2900.2180
ModName: gdiplus.dll
ModVer: 5.1.3102.2180
Offset: 0014e28f

and when i closed it the explorer window disappeared, what is the problem of my pc & how can i solve it, thank you.