I have a file.doc .
i open it and modified the file
I save the file and then update the file

then i try to open again and i'got that:
Couldn't create selected objects file presentation
reason
Couldn't create selected objects file presentation
Details:
java.lang.nullpointerexception

i should say i think the problem was the name i save the file

xxx_yyyy and zzzz / sssssssss. doc