From 97ba001657714577847a69380fea853ce510f088 Mon Sep 17 00:00:00 2001
From: Varun Gupta <varungupta303@gmail.com>
Date: Sun, 18 Feb 2018 17:01:18 +0530
Subject: [PATCH] Fix EmptyStackException

---
 .../views/SnackbarAndFabContainer.java                | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/android/app/src/main/java/com/reactnativenavigation/views/SnackbarAndFabContainer.java b/android/app/src/main/java/com/reactnativenavigation/views/SnackbarAndFabContainer.java
index 767bb5e954a..1c2dc645d30 100644
--- a/android/app/src/main/java/com/reactnativenavigation/views/SnackbarAndFabContainer.java
+++ b/android/app/src/main/java/com/reactnativenavigation/views/SnackbarAndFabContainer.java
@@ -11,6 +11,9 @@
 import com.reactnativenavigation.layouts.Layout;
 import com.reactnativenavigation.params.FabParams;
 import com.reactnativenavigation.params.SnackbarParams;
+import com.reactnativenavigation.screens.Screen;
+
+import java.util.EmptyStackException;
 
 public class SnackbarAndFabContainer extends CoordinatorLayout implements Snakbar.OnDismissListener, Subscriber{
     private Snakbar snakbar;
@@ -67,7 +70,13 @@ private void updateFab(final FabParams fabParams) {
             @Override
             public void run() {
                 if (fabParams != null) {
-                    if (layout.getCurrentScreen().getScreenInstanceId().equals(fabParams.screenInstanceId)) {
+                    Screen currentScreen = null;
+                    try {
+                        currentScreen = layout.getCurrentScreen();
+                    } catch(EmptyStackException exception) {
+                        currentScreen = null;
+                    }
+                    if (currentScreen != null && currentScreen.getScreenInstanceId().equals(fabParams.screenInstanceId)) {
                         fabCoordinator.add(fabParams);
                     }
                 }