Error: Caused by: org.spongepowered.asm.mixin.throwables.MixinApplyError: Mixin [controllable.mixins.json:client.ClientPlayerEntityMixin] from phase [DEFAULT] in config [controllable.mixins.json] FAILED during APPLY

Caused by: org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException: Critical injection failure: @Inject annotation on isEntityGlowing could not find any targets matching 'func_225510_bt_' in net.minecraft.client.entity.player.ClientPlayerEntity. No refMap loaded. [PREINJECT Applicator Phase -> controllable.mixins.json:client.ClientPlayerEntityMixin -> Prepare Injections -> -> handler$zzf000$isEntityGlowing(Lorg/spongepowered/asm/mixin/injection/callback/CallbackInfoReturnable;)V -> Parse]

Are you developing with the mod? There is a downside to Mixins, if your workspace mappings aren't the same of the ones I developed with, sometimes the mcp names don't match.