>>Amanda it working !! Mi file size is 2038 MgB !
>
>I don't think that 2038MB is greater than 2GB. 2GB is around 2147MB.
>
>Also, the greatest value possible in 32 bits is 2GB. Bit 31 (leftmost bit) is the sign and when it is 1 then the value is interpreted as a negative value.
>
Jim,

It's only correct if it represents signed 32 bit value. It can also be treated as unsigned 32 bit value in wich case the greatest value will be 4GB and the smalest will be 0.