diff --git a/.github/ISSUE_TEMPLATE/bug_report.yml b/.github/ISSUE_TEMPLATE/bug_report.yml
index b6a243bcfe..dea7e3c57f 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yml
@@ -35,6 +35,7 @@ body:
       label: Version
       description: What version are you running? Look to OpenPype Tray
       options:
+        - 3.16.3-nightly.4
         - 3.16.3-nightly.3
         - 3.16.3-nightly.2
         - 3.16.3-nightly.1
@@ -134,7 +135,6 @@ body:
         - 3.14.7-nightly.5
         - 3.14.7-nightly.4
         - 3.14.7-nightly.3
-        - 3.14.7-nightly.2
     validations:
       required: true
   - type: dropdown
diff --git a/openpype/hosts/max/api/plugin.py b/openpype/hosts/max/api/plugin.py
index c3e7fd52b6..c026b2ef6f 100644
--- a/openpype/hosts/max/api/plugin.py
+++ b/openpype/hosts/max/api/plugin.py
@@ -186,7 +186,10 @@ class MaxCreatorBase(object):
             node = rt.Container(name=node)
 
         attrs = rt.Execute(MS_CUSTOM_ATTRIB)
-        rt.custAttributes.add(node.baseObject, attrs)
+        modifier = rt.EmptyModifier()
+        rt.addModifier(node, modifier)
+        node.modifiers[0].name = "OP Data"
+        rt.custAttributes.add(node.modifiers[0], attrs)
 
         return node
 
@@ -218,9 +221,9 @@ class MaxCreator(Creator, MaxCreatorBase):
 
             # Setting the property
             rt.setProperty(
-                instance_node.openPypeData, "all_handles", node_list)
+                instance_node.modifiers[0].openPypeData, "all_handles", node_list)
             rt.setProperty(
-                instance_node.openPypeData, "sel_list", sel_list)
+                instance_node.modifiers[0].openPypeData, "sel_list", sel_list)
 
         self._add_instance_to_context(instance)
         imprint(instance_node.name, instance.data_to_store())
@@ -259,8 +262,8 @@ class MaxCreator(Creator, MaxCreatorBase):
             instance_node = rt.GetNodeByName(
                 instance.data.get("instance_node"))
             if instance_node:
-                count = rt.custAttributes.count(instance_node)
-                rt.custAttributes.delete(instance_node, count)
+                count = rt.custAttributes.count(instance_node.modifiers[0])
+                rt.custAttributes.delete(instance_node.modifiers[0], count)
                 rt.Delete(instance_node)
 
             self._remove_instance_from_context(instance)
diff --git a/openpype/hosts/max/plugins/publish/collect_members.py b/openpype/hosts/max/plugins/publish/collect_members.py
index 812d82ff26..2970cf0e24 100644
--- a/openpype/hosts/max/plugins/publish/collect_members.py
+++ b/openpype/hosts/max/plugins/publish/collect_members.py
@@ -17,6 +17,6 @@ class CollectMembers(pyblish.api.InstancePlugin):
             container = rt.GetNodeByName(instance.data["instance_node"])
             instance.data["members"] = [
                 member.node for member
-                in container.openPypeData.all_handles
+                in container.modifiers[0].openPypeData.all_handles
             ]
             self.log.debug("{}".format(instance.data["members"]))
diff --git a/openpype/hosts/nuke/api/lib.py b/openpype/hosts/nuke/api/lib.py
index a42983b32e..9942229155 100644
--- a/openpype/hosts/nuke/api/lib.py
+++ b/openpype/hosts/nuke/api/lib.py
@@ -424,10 +424,13 @@ def add_publish_knob(node):
     return node
 
 
-@deprecated
+@deprecated("openpype.hosts.nuke.api.lib.set_node_data")
 def set_avalon_knob_data(node, data=None, prefix="avalon:"):
     """[DEPRECATED] Sets data into nodes's avalon knob
 
+    This function is still used but soon will be deprecated.
+    Use `set_node_data` instead.
+
     Arguments:
         node (nuke.Node): Nuke node to imprint with data,
         data (dict, optional): Data to be imprinted into AvalonTab
@@ -487,10 +490,13 @@ def set_avalon_knob_data(node, data=None, prefix="avalon:"):
     return node
 
 
-@deprecated
+@deprecated("openpype.hosts.nuke.api.lib.get_node_data")
 def get_avalon_knob_data(node, prefix="avalon:", create=True):
     """[DEPRECATED]  Gets a data from nodes's avalon knob
 
+    This function is still used but soon will be deprecated.
+    Use `get_node_data` instead.
+
     Arguments:
         node (obj): Nuke node to search for data,
         prefix (str, optional): filtering prefix
@@ -2204,7 +2210,6 @@ Reopening Nuke should synchronize these paths and resolve any discrepancies.
                     continue
                 preset_clrsp = input["colorspace"]
 
-            log.debug(preset_clrsp)
             if preset_clrsp is not None:
                 current = n["colorspace"].value()
                 future = str(preset_clrsp)
@@ -2686,7 +2691,15 @@ def _launch_workfile_app():
     host_tools.show_workfiles(parent=None, on_top=True)
 
 
+@deprecated("openpype.hosts.nuke.api.lib.start_workfile_template_builder")
 def process_workfile_builder():
+    """ [DEPRECATED] Process workfile builder on nuke start
+
+    This function is deprecated and will be removed in future versions.
+    Use settings for `project_settings/nuke/templated_workfile_build` which are
+    supported by api `start_workfile_template_builder()`.
+    """
+
     # to avoid looping of the callback, remove it!
     nuke.removeOnCreate(process_workfile_builder, nodeClass="Root")
 
@@ -2695,11 +2708,6 @@ def process_workfile_builder():
     workfile_builder = project_settings["nuke"].get(
         "workfile_builder", {})
 
-    # get all imortant settings
-    openlv_on = env_value_to_bool(
-        env_key="AVALON_OPEN_LAST_WORKFILE",
-        default=None)
-
     # get settings
     createfv_on = workfile_builder.get("create_first_version") or None
     builder_on = workfile_builder.get("builder_on_start") or None
@@ -2740,20 +2748,15 @@ def process_workfile_builder():
         save_file(last_workfile_path)
         return
 
-    # skip opening of last version if it is not enabled
-    if not openlv_on or not os.path.exists(last_workfile_path):
-        return
-
-    log.info("Opening last workfile...")
-    # open workfile
-    open_file(last_workfile_path)
-
 
 def start_workfile_template_builder():
     from .workfile_template_builder import (
         build_workfile_template
     )
 
+    # remove callback since it would be duplicating the workfile
+    nuke.removeOnCreate(start_workfile_template_builder, nodeClass="Root")
+
     # to avoid looping of the callback, remove it!
     log.info("Starting workfile template builder...")
     try:
@@ -2761,8 +2764,6 @@ def start_workfile_template_builder():
     except TemplateProfileNotFound:
         log.warning("Template profile not found. Skipping...")
 
-    # remove callback since it would be duplicating the workfile
-    nuke.removeOnCreate(start_workfile_template_builder, nodeClass="Root")
 
 @deprecated
 def recreate_instance(origin_node, avalon_data=None):
diff --git a/openpype/hosts/nuke/api/pipeline.py b/openpype/hosts/nuke/api/pipeline.py
index 045f7ec85d..65b4b91323 100644
--- a/openpype/hosts/nuke/api/pipeline.py
+++ b/openpype/hosts/nuke/api/pipeline.py
@@ -34,6 +34,7 @@ from .lib import (
     get_main_window,
     add_publish_knob,
     WorkfileSettings,
+    # TODO: remove this once workfile builder will be removed
     process_workfile_builder,
     start_workfile_template_builder,
     launch_workfiles_app,
@@ -155,11 +156,18 @@ def add_nuke_callbacks():
     """
     nuke_settings = get_current_project_settings()["nuke"]
     workfile_settings = WorkfileSettings()
+
     # Set context settings.
     nuke.addOnCreate(
         workfile_settings.set_context_settings, nodeClass="Root")
+
+    # adding favorites to file browser
     nuke.addOnCreate(workfile_settings.set_favorites, nodeClass="Root")
+
+    # template builder callbacks
     nuke.addOnCreate(start_workfile_template_builder, nodeClass="Root")
+
+    # TODO: remove this callback once workfile builder will be removed
     nuke.addOnCreate(process_workfile_builder, nodeClass="Root")
 
     # fix ffmpeg settings on script
@@ -169,11 +177,12 @@ def add_nuke_callbacks():
     nuke.addOnScriptLoad(check_inventory_versions)
     nuke.addOnScriptSave(check_inventory_versions)
 
-    # # set apply all workfile settings on script load and save
+    # set apply all workfile settings on script load and save
     nuke.addOnScriptLoad(WorkfileSettings().set_context_settings)
 
+
     if nuke_settings["nuke-dirmap"]["enabled"]:
-        log.info("Added Nuke's dirmaping callback ...")
+        log.info("Added Nuke's dir-mapping callback ...")
         # Add dirmap for file paths.
         nuke.addFilenameFilter(dirmap_file_name_filter)
 
diff --git a/openpype/settings/entities/schemas/projects_schema/schema_project_nuke.json b/openpype/settings/entities/schemas/projects_schema/schema_project_nuke.json
index 26c64e6219..6b516ddf4a 100644
--- a/openpype/settings/entities/schemas/projects_schema/schema_project_nuke.json
+++ b/openpype/settings/entities/schemas/projects_schema/schema_project_nuke.json
@@ -284,6 +284,10 @@
             "type": "schema_template",
             "name": "template_workfile_options"
         },
+        {
+            "type": "label",
+            "label": "^ Settings and for <span style=\"color:#FF0000\";><b>Workfile Builder</b></span> is deprecated and will be soon removed.  <br> Please use <b>Template Workfile Build Settings</b> instead."
+        },
         {
             "type": "schema",
             "name": "schema_templated_workfile_build"
diff --git a/openpype/version.py b/openpype/version.py
index bbe452aeba..12bff54676 100644
--- a/openpype/version.py
+++ b/openpype/version.py
@@ -1,3 +1,3 @@
 # -*- coding: utf-8 -*-
 """Package declaring Pype version."""
-__version__ = "3.16.3-nightly.3"
+__version__ = "3.16.3-nightly.4"