EDIT: See below post.
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2275: 'UObject': illegal use of this type as an expression
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2065: 'Z_Param_Object': undeclared identifier
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C3861: 'P_GET_OBJECT': identifier not found
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2275: 'UStrProperty': illegal use of this type as an expression
UnrealBuildTool: f:\ue4-15\unrealengine\engine\source\runtime\core\public\UObject/UObjectHierarchyFwd.h(31): note: see declaration of 'UStrProperty'
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2065: 'Z_Param_FunctionName': undeclared identifier
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C3861: 'P_GET_PROPERTY': identifier not found
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2065: 'P_FINISH': undeclared identifier
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2065: 'P_NATIVE_BEGIN': undeclared identifier
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2065: 'P_NATIVE_END': undeclared identifier
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2275: 'FDialogueNode': illegal use of this type as an expression
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(83): note: see declaration of 'FDialogueNode'
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C2065: 'Z_Param_Node': undeclared identifier
UnrealBuildTool: F:\UE4-15\UnrealEngine\Engine\Plugins\DialoguePlugin\Source\DialoguePlugin\Classes\Dialogue.h(138): error C3861: 'P_GET_STRUCT': identifier not found
UnrealBuildTool: DialoguePlugin.generated.cpp