diff --git a/.gitignore b/.gitignore
index fdf2b4f464..e658c17679 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 ##Packr, build stuff
 
+logs/
 /core/assets/mindustry-saves/
 /core/assets/mindustry-maps/
 /core/assets/bundles/output/
diff --git a/android/src/io/anuke/mindustry/TextFieldDialogListener.java b/android/src/io/anuke/mindustry/TextFieldDialogListener.java
index be1cc6d924..c603fbff05 100644
--- a/android/src/io/anuke/mindustry/TextFieldDialogListener.java
+++ b/android/src/io/anuke/mindustry/TextFieldDialogListener.java
@@ -42,12 +42,13 @@ public class TextFieldDialogListener extends ClickListener{
 
         AndroidTextFieldDialog dialog = new AndroidTextFieldDialog();
 
-        dialog.setTextPromptListener(text -> {
-            field.clearText();
-            field.appendText(text);
-            field.fire(new ChangeListener.ChangeEvent());
-            Gdx.graphics.requestRendering();
-        });
+        dialog.setTextPromptListener(text ->
+            Gdx.app.postRunnable(() -> {
+                field.clearText();
+                field.appendText(text);
+                field.fire(new ChangeListener.ChangeEvent());
+                Gdx.graphics.requestRendering();
+            }));
 
         if(type == 0){
             dialog.setInputType(InputType.TYPE_CLASS_TEXT);
diff --git a/core/assets/bundles/bundle.properties b/core/assets/bundles/bundle.properties
index d50ec7eb18..d4d20529e8 100644
--- a/core/assets/bundles/bundle.properties
+++ b/core/assets/bundles/bundle.properties
@@ -372,6 +372,7 @@ setting.musicvol.name = Music Volume
 setting.mutemusic.name = Mute Music
 setting.sfxvol.name = SFX Volume
 setting.mutesound.name = Mute Sound
+setting.crashreport.name = Send Anonymous Crash Reports
 text.keybind.title = Rebind Keys
 category.general.name = General
 category.view.name = View
diff --git a/core/assets/bundles/bundle_ru.properties b/core/assets/bundles/bundle_ru.properties
index ec1c960dad..d73654bbb6 100644
--- a/core/assets/bundles/bundle_ru.properties
+++ b/core/assets/bundles/bundle_ru.properties
@@ -407,7 +407,7 @@ mode.sandbox.name = Песочница
 mode.sandbox.description = Бесконечные ресурсы и нет таймера для волн, но можно самим вызвать волну.
 mode.custom.warning = [scarlet]РАЗБЛОКИРОВАННОЕ В ПОЛЬЗОВАТЕЛЬСКИХ ИГРАХ ИЛИ НА СЕРВЕРАХ НЕ СОХРАНЯЕТСЯ[]\n\nИграйте  в секторах для разблокировки чего-либо
 mode.custom.warning.read = Внимательно прочитайте это!:\n[scarlet]РАЗБЛОКИРОВАННОЕ В ПОЛЬЗОВАТЕЛЬСКИХ ИГРАХ ИЛИ ДРУГИХ РЕЖИМАХ ИГРЫ НЕ РАСПРОСТРАНЯЕТСЯ НА СЕКТОРА ИЛИ ДРУГИЕ РЕЖИМЫ ИГРЫ!\n\n[LIGHT_GRAY](Я бы хотел, чтобы это не было необходимо, но, по-видимому, это так)
-mode.freebuild.name = Cвободная\nстройка
+mode.freebuild.name = Свободная\nстройка
 mode.freebuild.description = ограниченные ресурсы и нет таймера для волн.
 mode.pvp.name = Противо-\nстояние
 mode.pvp.description = боритесь против других игроков.
diff --git a/core/src/io/anuke/mindustry/core/UI.java b/core/src/io/anuke/mindustry/core/UI.java
index d8158b84fe..8120e2212a 100644
--- a/core/src/io/anuke/mindustry/core/UI.java
+++ b/core/src/io/anuke/mindustry/core/UI.java
@@ -28,6 +28,7 @@ import io.anuke.ucore.scene.ui.TextField.TextFieldFilter;
 import io.anuke.ucore.scene.ui.TooltipManager;
 import io.anuke.ucore.scene.ui.layout.Table;
 import io.anuke.ucore.scene.ui.layout.Unit;
+import io.anuke.ucore.util.Threads;
 
 import static io.anuke.mindustry.Vars.*;
 import static io.anuke.ucore.scene.actions.Actions.*;
@@ -239,6 +240,8 @@ public class UI extends SceneModule{
     }
 
     public void showInfoFade(String info){
+        Threads.assertGraphics();
+
         Table table = new Table();
         table.setFillParent(true);
         table.actions(Actions.fadeOut(7f, Interpolation.fade), Actions.removeActor());
@@ -247,6 +250,8 @@ public class UI extends SceneModule{
     }
 
     public void showInfo(String info){
+        Threads.assertGraphics();
+
         new Dialog("$text.info.title", "dialog"){{
             getCell(content()).growX();
             content().margin(15).add(info).width(400f).wrap().get().setAlignment(Align.center, Align.center);
@@ -255,6 +260,8 @@ public class UI extends SceneModule{
     }
 
     public void showInfo(String info, Runnable clicked){
+        Threads.assertGraphics();
+
         new Dialog("$text.info.title", "dialog"){{
             getCell(content()).growX();
             content().margin(15).add(info).width(400f).wrap().get().setAlignment(Align.center, Align.center);
diff --git a/core/src/io/anuke/mindustry/maps/Sectors.java b/core/src/io/anuke/mindustry/maps/Sectors.java
index 9e372acc43..5f85f364b6 100644
--- a/core/src/io/anuke/mindustry/maps/Sectors.java
+++ b/core/src/io/anuke/mindustry/maps/Sectors.java
@@ -41,7 +41,7 @@ public class Sectors{
     private final AsyncExecutor executor = new AsyncExecutor(6);
 
     public void playSector(Sector sector){
-        if(sector.hasSave() && SaveIO.breakingVersions.contains(sector.getSave().getBuild())){
+        if(!headless && sector.hasSave() && SaveIO.breakingVersions.contains(sector.getSave().getBuild())){
             sector.getSave().delete();
             ui.showInfo("$text.save.old");
         }
diff --git a/core/src/io/anuke/mindustry/maps/missions/MessageMission.java b/core/src/io/anuke/mindustry/maps/missions/MessageMission.java
deleted file mode 100644
index 920f2cc111..0000000000
--- a/core/src/io/anuke/mindustry/maps/missions/MessageMission.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package io.anuke.mindustry.maps.missions;
-
-import io.anuke.mindustry.Vars;
-
-/**A mission that just displays some text.*/
-public class MessageMission extends ActionMission{
-
-    public MessageMission(String text){
-        super(() -> {
-            if(!Vars.headless){
-                Vars.ui.showInfo(text);
-            }
-        });
-    }
-}
diff --git a/core/src/io/anuke/mindustry/ui/dialogs/SettingsMenuDialog.java b/core/src/io/anuke/mindustry/ui/dialogs/SettingsMenuDialog.java
index 79faa1a780..62595ad41e 100644
--- a/core/src/io/anuke/mindustry/ui/dialogs/SettingsMenuDialog.java
+++ b/core/src/io/anuke/mindustry/ui/dialogs/SettingsMenuDialog.java
@@ -136,7 +136,7 @@ public class SettingsMenuDialog extends SettingsDialog{
             game.checkPref("autotarget", true);
         }
         //game.sliderPref("sensitivity", 100, 10, 300, i -> i + "%");
-        game.sliderPref("saveinterval", 60, 10, 5 * 120, i -> Bundles.format("setting.seconds", i));
+        game.sliderPref("saveinterval", 120, 10, 5 * 120, i -> Bundles.format("setting.seconds", i));
         game.pref(new Setting(){
             @Override
             public void add(SettingsTable table){
@@ -186,6 +186,10 @@ public class SettingsMenuDialog extends SettingsDialog{
             }
         });
 
+        if(!mobile){
+            game.checkPref("crashreport", true);
+        }
+
         graphics.sliderPref("fpscap", 125, 5, 125, 5, s -> (s > 120 ? Bundles.get("setting.fpscap.none") : Bundles.format("setting.fpscap.text", s)));
         graphics.checkPref("multithread", mobile, threads::setEnabled);
 
diff --git a/desktop/src/io/anuke/mindustry/desktop/CrashHandler.java b/desktop/src/io/anuke/mindustry/desktop/CrashHandler.java
index 54bfa7e1dd..1f29c1a906 100644
--- a/desktop/src/io/anuke/mindustry/desktop/CrashHandler.java
+++ b/desktop/src/io/anuke/mindustry/desktop/CrashHandler.java
@@ -23,6 +23,16 @@ public class CrashHandler{
     public static void handle(Throwable e){
         e.printStackTrace();
 
+        try{
+            //check crash report setting
+            if(!Settings.getBool("crashreport")){
+                return;
+            }
+        }catch(Throwable ignored){
+            //don't send since we don't know if the user has the setting set
+            return;
+        }
+
         if(!OS.isMac){
             try{
                 javax.swing.UIManager.setLookAndFeel(javax.swing.UIManager.getSystemLookAndFeelClassName());
diff --git a/kryonet/src/io/anuke/kryonet/KryoServer.java b/kryonet/src/io/anuke/kryonet/KryoServer.java
index fc8882da9c..45269e42fb 100644
--- a/kryonet/src/io/anuke/kryonet/KryoServer.java
+++ b/kryonet/src/io/anuke/kryonet/KryoServer.java
@@ -30,7 +30,6 @@ import java.util.concurrent.CopyOnWriteArraySet;
 import static io.anuke.mindustry.Vars.threads;
 
 public class KryoServer implements ServerProvider {
-    final boolean tcpOnly = System.getProperty("java.version") == null;
     final Server server;
     final CopyOnWriteArrayList<KryoConnection> connections = new CopyOnWriteArrayList<>();
     final CopyOnWriteArraySet<Integer> missing = new CopyOnWriteArraySet<>();
@@ -150,11 +149,7 @@ public class KryoServer implements ServerProvider {
         lastconnection = 0;
         connections.clear();
         missing.clear();
-        if(tcpOnly){
-            server.bind(port);
-        }else{
-            server.bind(port, port);
-        }
+        server.bind(port, port);
 
         serverThread = new Thread(() -> {
             try{
@@ -172,7 +167,7 @@ public class KryoServer implements ServerProvider {
         connections.clear();
         lastconnection = 0;
 
-        async(server::close);
+        async(server::stop);
     }
 
     @Override
diff --git a/server/src/io/anuke/mindustry/server/ServerControl.java b/server/src/io/anuke/mindustry/server/ServerControl.java
index 18260e3315..c0a43aae57 100644
--- a/server/src/io/anuke/mindustry/server/ServerControl.java
+++ b/server/src/io/anuke/mindustry/server/ServerControl.java
@@ -68,7 +68,7 @@ public class ServerControl extends Module{
         );
 
         Log.setLogger(new LogHandler(){
-            DateTimeFormatter dateTime = DateTimeFormatter.ofPattern("MM-dd-yyyy | HH:mm:ss");  
+            DateTimeFormatter dateTime = DateTimeFormatter.ofPattern("MM-dd-yyyy | HH:mm:ss");
 
             @Override
             public void info(String text, Object... args){