diff --git a/erpnext/__init__.py b/erpnext/__init__.py
index 10215d127b..ef9b89c43b 100644
--- a/erpnext/__init__.py
+++ b/erpnext/__init__.py
@@ -2,7 +2,7 @@
 from __future__ import unicode_literals
 import frappe
 
-__version__ = '8.4.1'
+__version__ = '8.4.2'
 
 def get_default_company(user=None):
 	'''Get default company for user'''
diff --git a/erpnext/selling/doctype/sales_order/sales_order.js b/erpnext/selling/doctype/sales_order/sales_order.js
index 2ba2aba863..457b6aad84 100644
--- a/erpnext/selling/doctype/sales_order/sales_order.js
+++ b/erpnext/selling/doctype/sales_order/sales_order.js
@@ -5,7 +5,6 @@
 
 frappe.ui.form.on("Sales Order", {
 	setup: function(frm) {
-		$.extend(frm.cscript, new erpnext.selling.SalesOrderController({frm: frm}));
 		frm.custom_make_buttons = {
 			'Delivery Note': 'Delivery',
 			'Sales Invoice': 'Invoice',
@@ -347,3 +346,5 @@ erpnext.selling.SalesOrderController = erpnext.selling.SellingController.extend(
 		}
 	}
 });
+
+$.extend(cur_frm.cscript, new erpnext.selling.SalesOrderController({frm: cur_frm}));
diff --git a/erpnext/stock/doctype/delivery_note/delivery_note.js b/erpnext/stock/doctype/delivery_note/delivery_note.js
index c441df2237..46d536dace 100644
--- a/erpnext/stock/doctype/delivery_note/delivery_note.js
+++ b/erpnext/stock/doctype/delivery_note/delivery_note.js
@@ -63,7 +63,6 @@ frappe.ui.form.on("Delivery Note", {
 		});
 
 
-		$.extend(frm.cscript, new erpnext.stock.DeliveryNoteController({frm: frm}));
 	},
 	print_without_amount: function(frm) {
 		erpnext.stock.delivery_note.set_print_hide(frm.doc);
@@ -86,7 +85,6 @@ frappe.ui.form.on("Delivery Note Item", {
 	}
 });
 
-
 erpnext.stock.DeliveryNoteController = erpnext.selling.SellingController.extend({
 	setup: function(doc) {
 		this.setup_posting_date_time_check();
@@ -225,6 +223,8 @@ erpnext.stock.DeliveryNoteController = erpnext.selling.SellingController.extend(
 
 });
 
+$.extend(cur_frm.cscript, new erpnext.stock.DeliveryNoteController({frm: cur_frm}));
+
 frappe.ui.form.on('Delivery Note', {
 	setup: function(frm) {
 		if(frm.doc.company) {
@@ -268,3 +268,4 @@ erpnext.stock.delivery_note.set_print_hide = function(doc, cdt, cdn){
 			dn_fields['taxes'].print_hide = 0;
 	}
 }
+
diff --git a/erpnext/stock/doctype/stock_entry/stock_entry.js b/erpnext/stock/doctype/stock_entry/stock_entry.js
index 1214346a53..5315253f7e 100644
--- a/erpnext/stock/doctype/stock_entry/stock_entry.js
+++ b/erpnext/stock/doctype/stock_entry/stock_entry.js
@@ -4,7 +4,6 @@ frappe.provide("erpnext.stock");
 
 frappe.ui.form.on('Stock Entry', {
 	setup: function(frm) {
-		$.extend(frm.cscript, new erpnext.stock.StockEntry({frm: frm}));
 
 		frm.set_query('production_order', function() {
 			return {
@@ -583,3 +582,5 @@ erpnext.stock.select_batch_and_serial_no = (frm, item) => {
 	});
 
 }
+
+$.extend(cur_frm.cscript, new erpnext.stock.StockEntry({frm: cur_frm}));