undefined method `data' for nil:NilClass
C:/Users/mk/AppData/Local/Temp/ocr58DB.tmp/src/other_class.rb:859:in `block in after_drag'
C:/Users/mk/AppData/Local/Temp/ocr58DB.tmp/src/other_class.rb:858:in `each'
C:/Users/mk/AppData/Local/Temp/ocr58DB.tmp/src/other_class.rb:858:in `after_drag'
C:/Users/mk/AppData/Local/Temp/ocr58DB.tmp/src/other_class.rb:748:in `run'
C:/Users/mk/AppData/Local/Temp/ocr58DB.tmp/src/scenes.rb:453:in `main_battle'
C:/Users/mk/AppData/Local/Temp/ocr58DB.tmp/src/IMPERIALIZER.rb:147:in `block in <main>'
C:/Users/mk/AppData/Local/Temp/ocr58DB.tmp/src/IMPERIALIZER.rb:41:in `loop'
C:/Users/mk/AppData/Local/Temp/ocr58DB.tmp/src/IMPERIALIZER.rb:41:in `<main>'