[susandale]

Originally Posted by allen

This is not a good answer. The decision to remove "Save As..." is arbitrary, and unintuitive. Why should I have to visit a forum to figure out how to use tools all over again? Safari 5.1 has a "Save As..." menu. BBEdit 10 retains "Save As...". There may be some conceptually elegant reason for eliminating "Save As...", but it doesn't make my work any easier.

This is not a useful workflow. It is typical to use a previous diagram as the template for a new/altered version. "Save As" is used to generate that new diagram and name it in one move.

Totally agree with Kaitain. This is new behavior and it is not intuitive.