From ea6e77b5ddc558a6949c19660f45648c0dd3fc6d Mon Sep 17 00:00:00 2001
From: Carlos Ruiz <carg67@gmail.com>
Date: Wed, 21 Oct 2020 14:48:24 +0200
Subject: [PATCH] IDEMPIERE-4468 Pass the current value of numberbox to the
 textfield of calculator (#311)

Fix NPE
---
 .../WEB-INF/src/org/adempiere/webui/component/NumberBox.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/NumberBox.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/NumberBox.java
index ed92ceefbc..9d1518e12f 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/NumberBox.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/NumberBox.java
@@ -143,7 +143,7 @@ public class NumberBox extends Div
 					HtmlBasedComponent comp = (HtmlBasedComponent) btn.getDesktop().getComponentByUuidIfAny(uid);
 					if (comp != null) {	
 						Textbox ctbox = (Textbox) comp.getLastChild().getFirstChild();
-						if (ctbox != null) {
+						if (ctbox != null && decimalBox.getValue() != null) {
 							ctbox.setText(decimalBox.getValue().toString());
 							StringWriter writer = new StringWriter(1024);
 							try {