Yeah i am mate. For an alternative i am just parenting the meshes. Cheers Bartalon i will try that script to see if it works which im sure it does :) Thanks both for replying to rather old thread
Tried fiddling with this problem for a bit. I don't use crease edges often but when I do they tend to be unstable and get clobbered when combining complex meshes together. Apparently you can't use Select Using Constraints and isolate only crease edges (unless I was using the tool wrong) so I made a workaround script that…