Serious bootloader problem

Hello! I seek to find help here, because we across a problem we don't seem to be able to solve. But perhaps has an idea... Following: for a power supply we sell we use AT89C51CC03 as main controller...
Serious bootloader problem

Hello! I seek to find help here, because we across a problem we don't seem to be able to solve. But perhaps has an idea... Following: for a power supply we sell we use AT89C51CC03 as main controller...
SERIOUS BUG IN CODE

I FOUN
SERIOUS BUG IN CODE

I FOUN
serious bug in uV3 editor

A character with the value of zero is appened to the end of the editor file, so the RealView compiler give an error message: Invalid character in input line. This does not always occur, but very often...