I had the same problem and did call the service support. There is no way you may downgrade the file. The only suggestion I got is to install different versions of solidworks .' K( b; T G; @( R
+ O, h) P+ A: }" Q2 O+ j) k' Y RI had another probem. I am using solidworks 2007 english version. My colleague could not open in 2007 Chinese version. Do yo guys have the same probem?