For those who are not sure or do not know (as I did) what the options: Convert To Clones or Global Clones mean, Trey has a great explanation here...
I'm scared to try it out lol What is that? It's under tools > convert to clones > convert to global clones
Converted a bb1 doc to bb2 and saved, at some point crashed, now all the blocks I converted to clones in bb1 come up as blank untitled instances...
Separate names with a comma.