Fixed annoying bug, sometimes a black area was displayed in the editor instead of the image to open

rtengine/dcrop.cc

@@ -342,7 +342,9 @@ void Crop::fullUpdate () {
 
     parent->updaterThreadStart.lock ();
     if (parent->updaterRunning && parent->thread) {
-        parent->changeSinceLast = 0;
+		// Do NOT reset changes here, since in a long chain of events it will lead to chroma_scale not being updated,
+		// causing ImProcFunctions::lab2rgb to return a black image on some opens
+        //parent->changeSinceLast = 0;
         parent->thread->join ();
     }