3.5.2: working 3.6.0: exception occured like below `GetComponent()` throws because of failing to get the type of generics type parameter. ``` [UdonBehaviour] An exception occurred during Udon execution, this UdonBehaviour will be halted. VRC.Udon.VM.UdonVMException: The VM encountered an error! Exception Message: An exception occurred during EXTERN to 'VRCUdonCommonInterfacesIUdonEventReceiver.__GetProgramVariableType__SystemString__SystemType'. Parameter Addresses: 0x00000105, 0x0000007A, 0x00000106 Object reference not set to an instance of an object ---------------------- Program Counter was at: 8244 ---------------------- Stack Dump: 0: 0x0000001E 1: 0x0000003C ---------------------- Heap Dump: 0x00000000: -3985560734572591354 0x00000001: JetDog.UserCollider.AvatarArmatureColliderManager 0x00000002: 2420 0x00000003: avatar collider root (VRC.Udon.UdonBehaviour) 0x00000004: True 0x00000005: True 0x00000006: False 0x00000007: False 0x00000008: 17 0x00000009: 17 0x0000000A: UnityEngine.LayerMask 0x0000000B: UnityEngine.LayerMask 0x0000000C: UnityEngine.LayerMask 0x0000000D: UnityEngine.LayerMask 0x0000000E: True 0x0000000F: True 0x00000010: True 0x00000011: True 0x00000012: True 0x00000013: True 0x00000014: VRC.SDK3.Data.DataDictionary 0x00000015: VRC.SDK3.Data.DataList 0x00000016: VRC.SDKBase.VRCPlayerApi 0x00000017: null 0x00000018: (4.00, 72.25, 225.00) 0x00000019: (1, 3, 6) 0x0000001A: 0 0x0000001B: False 0x0000001C: True 0x0000001D: False 0x0000001E: 4294967295 0x0000001F: False 0x00000020: null 0x00000021: null 0x00000022: False 0x00000023: 0 0x00000024: Reference 0x00000025: 1 0x00000026: False 0x00000027: False 0x00000028: __10_state__param 0x00000029: __0_VisualizeColliders 0x0000002A: 1228 0x0000002B: null 0x0000002C: 0 0x0000002D: null 0x0000002E: null 0x0000002F: collider manager (VRC.Udon.UdonBehaviour) 0x00000030: DistanceUpdateLoop 0x00000031: 0.05 0x00000032: Update 0x00000033: VRC.SDKBase.VRCPlayerApi 0x00000034: Player Joined 0x00000035: 2420 0x00000036: avatar collider root(Clone) (UnityEngine.GameObject) 0x00000037: avatar collider root (UnityEngine.GameObject) 0x00000038: (0.00, 0.00, 0.00) 0x00000039: (0.00000, 0.00000, 0.00000, 1.00000) 0x0000003A: (0.00, 0.00, 0.00) 0x0000003B: (0.00000, 0.00000, 0.00000, 1.00000) 0x0000003C: 2516 0x0000003D: null 0x0000003E: avatar collider root(Clone) (UnityEngine.Transform) 0x0000003F: Player Joined inst 0x00000040: __0_player__param 0x00000041: __0_SetUser 0x00000042: Player Joined setp 0x00000043: __1_value__param 0x00000044: __0_set_ColliderLayer 0x00000045: __6_value__param 0x00000046: __0_set_CollisionTransferOwnership 0x00000047: __3_value__param 0x00000048: __0_set_ColliderIsTrigger 0x00000049: __4_value__param 0x0000004A: __0_set_IncludeLayers 0x0000004B: __5_value__param 0x0000004C: __0_set_ExcludeLayers 0x0000004D: 3656 0x0000004E: null 0x0000004F: True 0x00000050: null 0x00000051: 10 0x00000052: 4420 0x00000053: 9 0x00000054: collider manager (VRC.Udon.UdonBehaviour) 0x00000055: Head 0x00000056: Hips 0x00000057: (0.00, 0.00, 1.00) 0x00000058: 0.5 0x00000059: 2 0x0000005A: 0.6 0x0000005B: get_FingerColliderEnable 0x0000005C: __0_get_FingerColliderEnable__ret 0x0000005D: __0_state__param 0x0000005E: __0_SetFingerColliderState 0x0000005F: get_ArmColliderEnable 0x00000060: __0_get_ArmColliderEnable__ret 0x00000061: get_LegColliderEnable 0x00000062: __0_get_LegColliderEnable__ret 0x00000063: __4_state__param 0x00000064: __0_SetArmColliderState 0x00000065: __6_state__param 0x00000066: __0_SetLegColliderState 0x00000067: get_HeadColliderEnable 0x00000068: __0_get_HeadColliderEnable__ret 0x00000069: get_TorsoColliderEnable 0x0000006A: __0_get_TorsoColliderEnable__ret 0x0000006B: get_HandColliderEnable 0x0000006C: __0_get_HandColliderEnable__ret 0x0000006D: __2_state__param 0x0000006E: __0_SetHandColliderState 0x0000006F: __8_state__param 0x00000070: __0_SetTorsoColliderState 0x00000071: __9_state__param 0x00000072: __0_SetHeadColliderState 0x00000073: __0_value__param 0x00000074: __0_set_UpdateEveryNthFrame 0x00000075: 7888 0x00000076: avatar collider root(Clone) (UnityEngine.GameObject) 0x00000077: avatar collider root (UnityEngine.GameObject) 0x00000078: VRC.Udon.UdonBehaviour 0x00000079: -1643787929011847894 0x0000007A: __refl_typeid 0x0000007B: null 0x0000007C: null 0x0000007D: 0 0x0000007E: 0 0x0000007F: False 0x00000080: Null 0x00000081: Null 0x00000082: False 0x00000083: null 0x00000084: null 0x00000085: null 0x00000086: null 0x00000087: False 0x00000088: 0 0x00000089: 0 0x0000008A: Null 0x0000008B: Null 0x0000008C: False 0x0000008D: null 0x0000008E: null 0x0000008F: False 0x00000090: False 0x00000091: Null 0x00000092: Null 0x00000093: False 0x00000094: null 0x00000095: null 0x00000096: 0 0x00000097: 0 0x00000098: 0 0x00000099: False 0x0000009A: null 0x0000009B: 0 0x0000009C: Null 0x0000009D: Null 0x0000009E: False 0x0000009F: null 0x000000A0: null 0x000000A1: avatar collider root (UnityEngine.GameObject) 0x000000A2: avatar collider root(Clone) (UnityEngine.GameObject) 0x000000A3: avatar collider root (UnityEngine.GameObject) 0x000000A4: null 0x000000A5: avatar collider root(Clone) (UnityEngine.Transform) 0x000000A6: null 0x000000A7: False 0x000000A8: null 0x000000A9: 0 0x000000AA: False 0x000000AB: False 0x000000AC: UnityEngine.LayerMask 0x000000AD: UnityEngine.LayerMask 0x000000AE: 0 0x000000AF: Null 0x000000B0: Null 0x000000B1: False 0x000000B2: 0 0x000000B3: Null 0x000000B4: Null 0x000000B5: null 0x000000B6: null 0x000000B7: null 0x000000B8: null 0x000000B9: 0 0x000000BA: Null 0x000000BB: False 0x000000BC: False 0x000000BD: 0 0x000000BE: 0 0x000000BF: 0 0x000000C0: False 0x000000C1: Null 0x000000C2: 0 0x000000C3: null 0x000000C4: 0 0x000000C5: Null 0x000000C6: Null 0x000000C7: False 0x000000C8: VRC.SDKBase.VRCPlayerApi+TrackingData 0x000000C9: (0.00, 0.00, 0.00) 0x000000CA: False 0x000000CB: False 0x000000CC: (0.00000, 0.00000, 0.00000, 0.00000) 0x000000CD: (0.00, 0.00, 0.00) 0x000000CE: (0.00, 0.00, 0.00) 0x000000CF: (0.00, 0.00, 0.00) 0x000000D0: (0.00, 0.00, 0.00) 0x000000D1: 0 0x000000D2: 0 0x000000D3: (0.00, 0.00, 0.00) 0x000000D4: (0.00, 0.00, 0.00) 0x000000D5: 0 0x000000D6: 0 0x000000D7: 0 0x000000D8: null 0x000000D9: null 0x000000DA: False 0x000000DB: 0 0x000000DC: 0 0x000000DD: 0 0x000000DE: False 0x000000DF: null 0x000000E0: False 0x000000E1: 0 0x000000E2: 0 0x000000E3: 0 0x000000E4: False 0x000000E5: False 0x000000E6: null 0x000000E7: False 0x000000E8: null 0x000000E9: 0 0x000000EA: 0 0x000000EB: 0 0x000000EC: False 0x000000ED: False 0x000000EE: False 0x000000EF: null 0x000000F0: False 0x000000F1: null 0x000000F2: False 0x000000F3: null 0x000000F4: False 0x000000F5: False 0x000000F6: False 0x000000F7: 0 0x000000F8: (0, 0, 0) 0x000000F9: 0 0x000000FA: (0, 0, 0) 0x000000FB: 0 0x000000FC: (0, 0, 0) 0x000000FD: avatar collider root(Clone) (UnityEngine.GameObject) 0x000000FE: avatar collider root(Clone) (UnityEngine.Transform) 0x000000FF: UnityEngine.Component[] 0x00000100: UnityEngine.Component[] 0x00000101: -1643787929011847894 0x00000102: 1 0x00000103: 0 0x00000104: True 0x00000105: avatar collider root(Clone) (VRC.Udon.UdonBehaviour) 0x00000106: null 0x00000107: null 0x00000108: False 0x00000109: null 0x0000010A: False 0x0000010B: 0 0x0000010C: null 0x0000010D: VRCSDK3DataDataList.__get_Count__SystemInt32 0x0000010E: SystemInt32.__op_LessThan__SystemInt32_SystemInt32__SystemBoolean 0x0000010F: VRCSDK3DataDataList.__get_Item__SystemInt32__VRCSDK3DataDataToken 0x00000110: VRCSDK3DataDataDictionary.__TryGetValue__VRCSDK3DataDataToken_VRCSDK3DataTokenType_VRCSDK3DataDataTokenRef__SystemBoolean 0x00000111: VRCSDK3DataDataToken.__get_Reference__SystemObject 0x00000112: UnityEngineComponent.__get_gameObject__UnityEngineGameObject 0x00000113: UnityEngineGameObject.__SetActive__SystemBoolean__SystemVoid 0x00000114: SystemInt32.__op_Addition__SystemInt32_SystemInt32__SystemInt32 0x00000115: VRCUdonCommonInterfacesIUdonEventReceiver.__SetProgramVariable__SystemString_SystemObject__SystemVoid 0x00000116: VRCUdonCommonInterfacesIUdonEventReceiver.__SendCustomEvent__SystemString__SystemVoid 0x00000117: SystemBoolean.__op_UnaryNegation__SystemBoolean__SystemBoolean 0x00000118: VRCSDK3DataDataToken.__ctor__SystemInt32__VRCSDK3DataDataToken 0x00000119: UnityEngineComponentArray.__ctor__SystemInt32__UnityEngineComponentArray 0x0000011A: SystemObjectArray.__Set__SystemInt32_SystemObject__SystemVoid 0x0000011B: SystemArray.__get_Length__SystemInt32 0x0000011C: SystemInt32.__op_Equality__SystemInt32_SystemInt32__SystemBoolean 0x0000011D: SystemArray.__Copy__SystemArray_SystemArray_SystemInt32__SystemVoid 0x0000011E: VRCSDKBaseNetworking.__get_LocalPlayer__VRCSDKBaseVRCPlayerApi 0x0000011F: UnityEngineVector3.__Scale__UnityEngineVector3_UnityEngineVector3__UnityEngineVector3 0x00000120: VRCUdonCommonInterfacesIUdonEventReceiver.__SendCustomEventDelayedSeconds__SystemString_SystemSingle_VRCUdonCommonEnumsEventTiming__SystemVoid 0x00000121: UnityEngineDebug.__Log__SystemObject__SystemVoid 0x00000122: UnityEngineGameObject.__get_transform__UnityEngineTransform 0x00000123: VRCSDKBaseVRCPlayerApi.__get_isLocal__SystemBoolean 0x00000124: VRCSDKBaseVRCPlayerApi.__get_playerId__SystemInt32 0x00000125: VRCSDK3DataDataToken.__op_Implicit__SystemInt32__VRCSDK3DataDataToken 0x00000126: VRCSDK3DataDataToken.__op_Implicit__UnityEngineObject__VRCSDK3DataDataToken 0x00000127: VRCSDK3DataDataDictionary.__Add__VRCSDK3DataDataToken_VRCSDK3DataDataToken__SystemVoid 0x00000128: VRCSDK3DataDataDictionary.__GetKeys__VRCSDK3DataDataList 0x00000129: VRCSDK3DataDataDictionary.__get_Item__VRCSDK3DataDataToken__VRCSDK3DataDataToken 0x0000012A: UnityEngineObject.__Destroy__UnityEngineObject__SystemVoid 0x0000012B: VRCSDK3DataDataDictionary.__Remove__VRCSDK3DataDataToken__SystemBoolean 0x0000012C: SystemInt32.__op_Remainder__SystemInt32_SystemInt32__SystemInt32 0x0000012D: VRCSDK3DataDataToken.__get_Int__SystemInt32 0x0000012E: VRCSDKBaseVRCPlayerApi.__GetPlayerById__SystemInt32__VRCSDKBaseVRCPlayerApi 0x0000012F: SystemInt32.__op_GreaterThan__SystemInt32_SystemInt32__SystemBoolean 0x00000130: VRCSDKBaseVRCPlayerApi.__GetTrackingData__VRCSDKBaseVRCPlayerApiTrackingDataType__VRCSDKBaseVRCPlayerApiTrackingData 0x00000131: VRCSDKBaseVRCPlayerApi.__GetBonePosition__UnityEngineHumanBodyBones__UnityEngineVector3 0x00000132: UnityEngineVector3.__op_Equality__UnityEngineVector3_UnityEngineVector3__SystemBoolean 0x00000133: VRCSDKBaseVRCPlayerApi.__GetPosition__UnityEngineVector3 0x00000134: VRCSDKBaseVRCPlayerApiTrackingData.__get_rotation__UnityEngineQuaternion 0x00000135: UnityEngineQuaternion.__op_Multiply__UnityEngineQuaternion_UnityEngineVector3__UnityEngineVector3 0x00000136: VRCSDKBaseVRCPlayerApiTrackingData.__get_position__UnityEngineVector3 0x00000137: UnityEngineVector3.__op_Subtraction__UnityEngineVector3_UnityEngineVector3__UnityEngineVector3 0x00000138: UnityEngineVector3.__get_normalized__UnityEngineVector3 0x00000139: UnityEngineVector3.__Dot__UnityEngineVector3_UnityEngineVector3__SystemSingle 0x0000013A: SystemSingle.__op_GreaterThan__SystemSingle_SystemSingle__SystemBoolean 0x0000013B: UnityEngineVector3.__get_sqrMagnitude__SystemSingle 0x0000013C: VRCSDKBaseVRCPlayerApi.__GetAvatarEyeHeightAsMeters__SystemSingle 0x0000013D: UnityEngineMathf.__Pow__SystemSingle_SystemSingle__SystemSingle 0x0000013E: SystemSingle.__op_Division__SystemSingle_SystemSingle__SystemSingle 0x0000013F: UnityEngineVector3.__get_x__SystemSingle 0x00000140: SystemSingle.__op_Multiplication__SystemSingle_SystemSingle__SystemSingle 0x00000141: SystemSingle.__op_LessThan__SystemSingle_SystemSingle__SystemBoolean 0x00000142: VRCUdonCommonInterfacesIUdonEventReceiver.__GetProgramVariable__SystemString__SystemObject 0x00000143: SystemBoolean.__op_Inequality__SystemBoolean_SystemBoolean__SystemBoolean 0x00000144: UnityEngineVector3.__get_y__SystemSingle 0x00000145: UnityEngineVector3.__get_z__SystemSingle 0x00000146: UnityEngineVector3Int.__get_x__SystemInt32 0x00000147: UnityEngineVector3Int.__get_y__SystemInt32 0x00000148: UnityEngineVector3Int.__get_z__SystemInt32 0x00000149: UnityEngineTransform.__SetPositionAndRotation__UnityEngineVector3_UnityEngineQuaternion__SystemVoid 0x0000014A: UnityEngineComponent.__GetComponents__SystemType__UnityEngineComponentArray 0x0000014B: SystemObjectArray.__Get__SystemInt32__SystemObject 0x0000014C: VRCUdonCommonInterfacesIUdonEventReceiver.__GetProgramVariableType__SystemString__SystemType 0x0000014D: SystemType.__op_Equality__SystemType_SystemType__SystemBoolean 0x0000014E: SystemObject.__op_Inequality__SystemObject_SystemObject__SystemBoolean 0x0000014F: SystemConvert.__ToInt64__SystemObject__SystemInt64 0x00000150: SystemInt64.__op_Equality__SystemInt64_SystemInt64__SystemBoolean 0x00000151: VRCInstantiate.__Instantiate__UnityEngineGameObject__UnityEngineGameObject ---------------------- Inner Exception: ---> VRC.Udon.VM.UdonVMException: An exception occurred during EXTERN to 'VRCUdonCommonInterfacesIUdonEventReceiver.__GetProgramVariableType__SystemString__SystemType'. Parameter Addresses: 0x00000105, 0x0000007A, 0x00000106 ---> System.NullReferenceException: Object reference not set to an instance of an object at VRC.Udon.UdonBehaviour.GetProgramVariableType (System.String symbolName) [0x00000] in .\Packages\com.vrchat.worlds\Runtime\Udon\UdonBehaviour.cs:1731 at VRC.Udon.Wrapper.Modules.ExternVRCUdonCommonInterfacesIUdonEventReceiver.__GetProgramVariableType__SystemString__SystemType (VRC.Udon.Common.Interfaces.IUdonHeap heap, System.Span`1[T] parameterAddresses) [0x0001e] in <11546783382e41f2a8d66d02efa564f4>:0 at VRC.Udon.VM.UdonVM.Interpret () [0x00273] in :0 --- End of inner exception stack trace --- at VRC.Udon.VM.UdonVM.Interpret () [0x0033c] in :0 --- End of inner exception stack trace --- at VRC.Udon.VM.UdonVM.Interpret () [0x00436] in :0 at VRC.Udon.UdonBehaviour.RunProgram (System.UInt32 entryPoint) [0x00058] in .\Packages\com.vrchat.worlds\Runtime\Udon\UdonBehaviour.cs:1035 UnityEngine.Debug:LogError (object,UnityEngine.Object) VRC.Core.Logger:LogError (string,int,UnityEngine.Object) VRC.Udon.UdonBehaviour:RunProgram (uint) (at ./Packages/com.vrchat.worlds/Runtime/Udon/UdonBehaviour.cs:1049) VRC.Udon.UdonBehaviour:RunEvent (string,System.ValueTuple`2[]) (at ./Packages/com.vrchat.worlds/Runtime/Udon/UdonBehaviour.cs:1412) VRC.Udon.UdonManager:RunEvent (string,System.ValueTuple`2[]) (at ./Packages/com.vrchat.worlds/Runtime/Udon/UdonManager.cs:964) VRC.SDK3.ClientSim.ClientSimUdonManagerEventSender:RunEvent (string,System.ValueTuple`2[]) (at ./Packages/com.vrchat.worlds/Integrations/ClientSim/Runtime/System/ClientSimUdonManagerEventSender.cs:16) VRC.SDK3.ClientSim.ClientSimUdonManager:OnPlayerJoined (VRC.SDK3.ClientSim.ClientSimOnPlayerJoinedEvent) (at ./Packages/com.vrchat.worlds/Integrations/ClientSim/Runtime/System/ClientSimUdonManager.cs:106) VRC.SDK3.ClientSim.ClientSimEventDispatcher:SendEvent (VRC.SDK3.ClientSim.ClientSimOnPlayerJoinedEvent) (at ./Packages/com.vrchat.worlds/Integrations/ClientSim/Runtime/Events/ClientSimEventDispatcher.cs:62) VRC.SDK3.ClientSim.ClientSimPla ```