Fix unable to disconnect signal in Editor once created

Adds a CONNECT_INHERITED flag to connections, only available in editor builds. This flag denotes that the signal has been inherited from a previous Scene in the instancing hierarchy.

1 files changed, 1 insertions, 1 deletions

diff --git a/scene/resources/packed_scene.cpp b/scene/resources/packed_scene.cpp
index f4b7f3d0b2..5316b524ba 100644
--- a/scene/resources/packed_scene.cpp
+++ b/scene/resources/packed_scene.cpp
@@ -450,7 +450,7 @@ Node *SceneState::instantiate(GenEditState p_edit_state) const {
 			callable = callable.bindp(argptrs, binds.size());
 		}
 
-		cfrom->connect(snames[c.signal], callable, CONNECT_PERSIST | c.flags);
+		cfrom->connect(snames[c.signal], callable, CONNECT_PERSIST | c.flags | (p_edit_state == GEN_EDIT_STATE_MAIN ? 0 : CONNECT_INHERITED));
 	}
 
 	//Node *s = ret_nodes[0];