I managed to extend the Tcl coverage in my fork: https://github.com/bahmanm/scid-up/tree/master/tests/tcl
Proof-of-Concept: Tcl unit-test harness
#232 Null moves
It'd be great if the same thing could be done for "Add move" as well. 🙏
Add engine score and depth when "Add Variations" is click
Did you identify the root cause in your options.dat? Or are you using a workaround?
Using your values for twin checking, Scid explicitly warns about potentially non-twin games being marked as such. Your settings for finding twin games are potentially likely to cause non-twin games with similar moves to be marked as twins. It is recommended that you specify "Yes" for at least two of the "same site", "same round" and "same year" settings.
Using your values for twin checking, Scid explicitly warns about potentially non-twin games being marked as such. Your settings for finding twin games are potentially likely to cause non-twin games with similar moves to be marked as twins. It is recommended that if you select "No" for "same moves", you should select "Yes" for the colors, event, site, round, year and month settings.