Warning [156]: /Applications/PixInsight/src/scripts/WeightedBatchPreprocessing/WeigthedBatchPreprocessing-engine.js, line 2035: assignment to undeclared variable images
Got this warning right after completing best reference frame for registration.
As a long time build engineer, I never let warnings get by me. This type of programming mistake can lead to disaster.
I had just updated all patches prior to running PI. Running version 1.8.8-4 Ripley (x64) on a Mac with Catalina 10.15.3