From 339f171f654cd14e6e34ad32805ed706a7097aa3 Mon Sep 17 00:00:00 2001
From: Carlos Ruiz <carg67@gmail.com>
Date: Mon, 22 Jan 2018 19:28:28 +0100
Subject: [PATCH] IDEMPIERE-3099 AP Credit Memo, Rule: Cash Generate Payment
 with wrong amount

---
 org.adempiere.base/src/org/compiere/model/MInvoice.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/org.adempiere.base/src/org/compiere/model/MInvoice.java b/org.adempiere.base/src/org/compiere/model/MInvoice.java
index 5f4f3d34c5..86b65aa3e9 100644
--- a/org.adempiere.base/src/org/compiere/model/MInvoice.java
+++ b/org.adempiere.base/src/org/compiere/model/MInvoice.java
@@ -1778,7 +1778,10 @@ public class MInvoice extends X_C_Invoice implements DocAction
 			payment.setC_Invoice_ID(getC_Invoice_ID());
 			payment.setC_Currency_ID(getC_Currency_ID());			
 			payment.setC_DocType_ID(doctype.getC_DocType_ID());
-			payment.setPayAmt(getGrandTotal());
+			if (isCreditMemo())
+				payment.setPayAmt(getGrandTotal().negate());
+			else
+				payment.setPayAmt(getGrandTotal());
 			payment.setIsPrepayment(false);					
 			payment.setDateAcct(getDateAcct());
 			payment.setDateTrx(getDateInvoiced());