4. I noticed that my ReadMe file might be causing an error (at least I noticed one) so try deleting that. Let me know if any of those help, sorry you're having trouble getting it working!
2. In the hierarchy, double check the PhysBone components attached to her armature and make sure they all have the right bones selected (shouldn't be empty).
Hmm weird! Here are a few things to try (check all replies, btw, word count is getting in the way lol) 1. Make sure that the VRChatSDK is imported first before you import the model's package.