Nah, nothing like that - and its certainly not an error in Windows. It sounds like something has gone wrong somewhere in the Explorer - what spec PC is this? What age? How long has the PC had XP on? What did it have on before?
A Knight is sworn to Honour. His heart knows only Virtue. His blade defends the helpless. His might upholds the Weak. His word speaks only truth. His wrath undoes the Wicked.