Problem with drawing files and question

Hi All
I have one problem and one question

I have many drawings made in SW 2008 When I Installed 2009 S.P 0.0all files opened normally and I worked with then in the newversion, but when I open again some files , the software send amessage SW have fatal error and it must be restarted. and I cantopen this files Again!!
I have lost many information with this problem`


The quiestion is, Does anyone know if SP 2.0 solved the problemwith 1:1 scale and scale in select option?

Thanks by your helpSolidworksDrawings And Detailing