In a message dated 9/11/98 4:15:33 PM Eastern Daylight Time, fpaul@in- net.inba.fr writes: > Hi everybody, > > When I write <exec "1111"> on my calculator, it crashes (ILLEGAL INSTRUCTION) > . > > Do you think that Ti will correct this bug? That is what the Exec function is for...it is trying to run the assembly code in your "string" and so if you have just random code it will crash.