2.68 bugs ?

on windows 32 bits

i open a 2.67 files with 2.68 SVN 58886
and i added new cycles node blackbody temp
then saved it !

but now i cannot re open file with 2.67 ?
it hard crashes no bug report

is this a bug ?

thanks

Do you mean something new - frontward compatible invention ?
Well…usually old stuff works with later versions but how new stuff could work with older versions.

don’t care about old stuff
it is nomal !

problem is that it crashes with no error message!

thanks