It seems the developer changed the code for the zombie box with the red bottles. From 1.42 the code is now 847 64. So that means you must leave the 3 the 5 and the 2 as light grey and turn the other numbers to dark grey. See this link for more information – https://www.youtube.com/watch?v=NWXR4v1GrjI
Post time: Jun-23-2017