From 5dcffac49145c3ca578007b4217818a0631d0926 Mon Sep 17 00:00:00 2001
From: Toke Jepsen <tokejepsen@gmail.com>
Date: Sun, 3 Nov 2019 18:43:22 +0000
Subject: [PATCH] Validate knobs inside write group.

---
 pype/plugins/nuke/publish/validate_write_knobs.py | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/pype/plugins/nuke/publish/validate_write_knobs.py b/pype/plugins/nuke/publish/validate_write_knobs.py
index a7a96002ca..eb9342abcc 100644
--- a/pype/plugins/nuke/publish/validate_write_knobs.py
+++ b/pype/plugins/nuke/publish/validate_write_knobs.py
@@ -64,7 +64,16 @@ class ValidateNukeWriteKnobs(pyblish.api.ContextPlugin):
                     knobs.update({preset: presets[family][preset]})
 
             # Get invalid knobs.
-            nodes = nuke.allNodes()
+            nodes = []
+
+            for node in nuke.allNodes():
+                nodes.append(node)
+                if node.Class() == "Group":
+                    node.begin()
+                    for i in nuke.allNodes():
+                        nodes.append(i)
+                    node.end()
+
             for node in nodes:
                 for knob in node.knobs():
                     if knob in knobs.keys():