Fix Compiling Errors in Unity

Job ID: 31775564

Budget: $10 – $30 USD

1. Fix Compiling Errors in an already completed Unity project to Correspond with Latest Build (Unity 2021.1.24f1 (64-bit))
2. Remove "Multiplayer Option" from menu

Files are too big to add here as they have a lot of audio and images. However, coding should be easy, as it is simply a fix to conform to upgraded unity