Sorry!!! you´re right!

on server(windows server 2003 R2 enterprise SP2):
@error show me: -2147352567
@serror show me: COM exception error "Size" ((null) - (null)) [-2147352567/80020009]

on my pc show me: size is 1,89 MB (is a example) Work Fine!
Kix version: 4.62

Thanks!