Have you successfully installed version 1.4.3.2? Let us know in the comments below!

Many classic community mods, skin packs, and custom map layouts were built directly on the code architecture of 1.4.3.2. Downpatching to this specific client is common for players who want to utilize classic IndieDB Invulnerability Mods or standard randomizers without worrying about modern Unity updates breaking their save files. Patch Notes Breakdown

Select 1.4.3.2 - 1.4.3.2 or the equivalent legacy branch option provided by Team Cherry.