diff --git a/libs/audiographer/audiographer/process_context.h b/libs/audiographer/audiographer/process_context.h
index df00812c01..576177ee14 100644
--- a/libs/audiographer/audiographer/process_context.h
+++ b/libs/audiographer/audiographer/process_context.h
@@ -43,25 +43,25 @@ public:
 	
 	/// Normal copy constructor
 	ProcessContext (ProcessContext<T> const & other)
-	: _data (other._data), _frames (other._frames), _channels (other._channels), _flags (other._flags)
+		: Throwing(), _data (other._data), _frames (other._frames), _channels (other._channels), _flags (other._flags)
 	{ /* No need to validate data */ }
 	
 	/// "Copy constructor" with unique data, frame and channel count, but copies flags
 	template<typename Y>
 	ProcessContext (ProcessContext<Y> const & other, T * data, framecnt_t frames, ChannelCount channels)
-		: _data (data), _frames (frames), _channels (channels), _flags (other.flags())
+		: Throwing(), _data (data), _frames (frames), _channels (channels), _flags (other.flags())
 	{ validate_data(); }
 	
 	/// "Copy constructor" with unique data and frame count, but copies channel count and flags
 	template<typename Y>
 	ProcessContext (ProcessContext<Y> const & other, T * data, framecnt_t frames)
-		: _data (data), _frames (frames), _channels (other.channels()), _flags (other.flags())
+		: Throwing(), _data (data), _frames (frames), _channels (other.channels()), _flags (other.flags())
 	{ validate_data(); }
 	
 	/// "Copy constructor" with unique data, but copies frame and channel count + flags
 	template<typename Y>
 	ProcessContext (ProcessContext<Y> const & other, T * data)
-		: _data (data), _frames (other.frames()), _channels (other.channels()), _flags (other.flags())
+		: Throwing(), _data (data), _frames (other.frames()), _channels (other.channels()), _flags (other.flags())
 	{ /* No need to validate data */ }
 	
 	/// Make new Context out of the beginning of this context