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 . 6 E6 Y; t% X# D9 z/ }) M/ y9 }# X& u; t: V" g) O& x
I 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?