From 9c652273a5c638e380a96efdbe82d1a50921016b Mon Sep 17 00:00:00 2001
From: Evan Debenham <Evan@ShatteredPixel.com>
Date: Sat, 19 Oct 2019 11:59:15 -0400
Subject: [PATCH] v0.7.5d: added various safety checks

---
 .../main/java/com/watabou/noosa/audio/Music.java   | 14 ++++++++++----
 .../mechanics/Ballistica.java                      | 13 +++++++++----
 .../shatteredpixeldungeon/windows/WndGame.java     |  2 +-
 3 files changed, 20 insertions(+), 9 deletions(-)

diff --git a/SPD-classes/src/main/java/com/watabou/noosa/audio/Music.java b/SPD-classes/src/main/java/com/watabou/noosa/audio/Music.java
index 591133874..cc6867774 100644
--- a/SPD-classes/src/main/java/com/watabou/noosa/audio/Music.java
+++ b/SPD-classes/src/main/java/com/watabou/noosa/audio/Music.java
@@ -22,6 +22,7 @@
 package com.watabou.noosa.audio;
 
 import com.badlogic.gdx.Gdx;
+import com.watabou.noosa.Game;
 
 public enum Music {
 	
@@ -50,10 +51,15 @@ public enum Music {
 			return;
 		}
 		
-		player = Gdx.audio.newMusic(Gdx.files.internal(assetName));
-		player.setLooping(looping);
-		player.setVolume(volume);
-		player.play();
+		try {
+			player = Gdx.audio.newMusic(Gdx.files.internal(assetName));
+			player.setLooping(looping);
+			player.setVolume(volume);
+			player.play();
+		} catch (Exception e){
+			Game.reportException(e);
+			player = null;
+		}
 		
 	}
 	
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/mechanics/Ballistica.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/mechanics/Ballistica.java
index 910e2c8f2..9c0ca3615 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/mechanics/Ballistica.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/mechanics/Ballistica.java
@@ -52,10 +52,15 @@ public class Ballistica {
 	public Ballistica( int from, int to, int params ){
 		sourcePos = from;
 		build(from, to, (params & STOP_TARGET) > 0, (params & STOP_CHARS) > 0, (params & STOP_TERRAIN) > 0);
-		if (collisionPos != null)
-			dist = path.indexOf( collisionPos );
-		else
-			collisionPos = path.get( dist=path.size()-1 );
+		if (collisionPos != null) {
+			dist = path.indexOf(collisionPos);
+		} else if (!path.isEmpty()) {
+			collisionPos = path.get(dist = path.size() - 1);
+		} else {
+			path.add(from);
+			collisionPos = from;
+			dist = 0;
+		}
 	}
 
 	private void build( int from, int to, boolean stopTarget, boolean stopChars, boolean stopTerrain ) {
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/windows/WndGame.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/windows/WndGame.java
index 57da3df48..a0495cb9d 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/windows/WndGame.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/windows/WndGame.java
@@ -67,7 +67,7 @@ public class WndGame extends Window {
 		}
 
 		// Restart
-		if (!Dungeon.hero.isAlive()) {
+		if (Dungeon.hero == null || !Dungeon.hero.isAlive()) {
 			
 			RedButton btnStart;
 			addButton( btnStart = new RedButton( Messages.get(this, "start") ) {