LibreOffice Calc v5.0.3.2 don't open the file(saved with password in v4.4.5.2)??

LibreOffice Calc v5.0.3.2 don’t open the file, saved with password in LibreOffice Calc v4.4.5.2.

Is there solution?

I append my context information.

LibreOffice:

for save : v4.4.5.2 - Calc - Korean(Language)
for read : v5.0.3.2 - Calc - Korean(Language)

Operationg System:

Microsoft Windows XP
Home Edition K
Version 2002
Service Pack 3