From 0c195fcb598a6075dbb4f31f88e25cc785f53fb0 Mon Sep 17 00:00:00 2001
From: KAHYA Amira <amira.kahya@rte-france.com>
Date: Tue, 17 Oct 2023 10:28:19 +0200
Subject: [PATCH] add a check to avoid a nan when we calculating the leaving
 flow from danglingline

Signed-off-by: KAHYA Amira <amira.kahya@rte-france.com>
---
 .../java/com/powsybl/balances_adjustment/util/CountryArea.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/balances-adjustment/src/main/java/com/powsybl/balances_adjustment/util/CountryArea.java b/balances-adjustment/src/main/java/com/powsybl/balances_adjustment/util/CountryArea.java
index d6630a43..e5f7e2a9 100644
--- a/balances-adjustment/src/main/java/com/powsybl/balances_adjustment/util/CountryArea.java
+++ b/balances-adjustment/src/main/java/com/powsybl/balances_adjustment/util/CountryArea.java
@@ -121,7 +121,7 @@ private boolean isAreaBorder(HvdcLine hvdcLine) {
     }
 
     private double getLeavingFlow(DanglingLine danglingLine) {
-        return danglingLine.getTerminal().isConnected() ? -danglingLine.getBoundary().getP() : 0;
+        return danglingLine.getTerminal().isConnected() && !Double.isNaN(danglingLine.getBoundary().getP()) ? -danglingLine.getBoundary().getP() : 0;
     }
 
     private double getLeavingFlow(Line line) {