Fix crash in Effect::transform_multiply
Alternative to !2444 (merged). Fixes the same issue, but also other related issues like cut-paste-undo-paste of a LPE item.
Reverts c732da83
/cc @jabiertxof
Alternative to !2444 (merged). Fixes the same issue, but also other related issues like cut-paste-undo-paste of a LPE item.
Reverts c732da83
/cc @jabiertxof