diff --git a/Generator/MissionGenerator.py b/Generator/MissionGenerator.py
index 4d4b30c..81e0d70 100644
--- a/Generator/MissionGenerator.py
+++ b/Generator/MissionGenerator.py
@@ -67,7 +67,7 @@ def handle_exception(exc_type, exc_value, exc_traceback):
 
 sys.excepthook = handle_exception
 
-
+build = 1
 maj_version = 1
 minor_version = 1
 version_string = str(maj_version) + "." + str(minor_version)
@@ -345,12 +345,27 @@ class Window(QMainWindow, Ui_MainWindow):
     def nextScenario(self):
         self.scenario_comboBox.setCurrentIndex((self.scenario_comboBox.currentIndex() + 1))
 
+    def checkVersion(self):
+        try:
+            url = user_files_url + 'versions.yaml'
+            r = requests.get(url, allow_redirects=False)
+            v = yaml.safe_load(r.content)
+            print(v["build"])
+            avail_build = v["build"]
+            if avail_build > build:
+                msg = QMessageBox()
+                msg.setWindowTitle("Update Available")
+                msg.setText(v["description"])
+                x = msg.exec_()
+        except:
+            logger.error("Online version check failed.")
+
+
     def loadOnlineContent(self):
         url = user_files_url + 'directory.yaml'
         r = requests.get(url, allow_redirects=False)
         user_files = yaml.safe_load(r.content)
         count = 0
-        #todo: try/catch/fail here
 
         # Download scenarios files
         os.chdir(directories.scenarios)
@@ -403,6 +418,7 @@ if __name__ == "__main__":
     win = Window()
     # win.show()
     # win.loadOnlineContent()
+    win.checkVersion()
 
 
     qtmodern.styles.dark(app)
diff --git a/Generator/MissionGeneratorUI.py b/Generator/MissionGeneratorUI.py
index caee74d..7e34bbb 100644
--- a/Generator/MissionGeneratorUI.py
+++ b/Generator/MissionGeneratorUI.py
@@ -534,7 +534,7 @@ class Ui_MainWindow(object):
         self.actionAll.setChecked(True)
         self.actionAll.setObjectName("actionAll")
         self.actionMultiplayer = QtWidgets.QAction(MainWindow)
-        self.actionMultiplayer.setCheckable(True)
+        self.actionMultiplayer.setCheckable(False)
         self.actionMultiplayer.setObjectName("actionMultiplayer")
         self.actionAll_2 = QtWidgets.QAction(MainWindow)
         self.actionAll_2.setCheckable(True)
diff --git a/Generator/MissionGeneratorUI.ui b/Generator/MissionGeneratorUI.ui
index 19c853e..5d174ea 100644
--- a/Generator/MissionGeneratorUI.ui
+++ b/Generator/MissionGeneratorUI.ui
@@ -1327,7 +1327,7 @@ padding: 4px;</string>
   </action>
   <action name="actionMultiplayer">
    <property name="checkable">
-    <bool>true</bool>
+    <bool>false</bool>
    </property>
    <property name="text">
     <string>Multiplayer</string>
diff --git a/Generator/RotorOpsConflict.py b/Generator/RotorOpsConflict.py
index 1cd8c18..4347449 100644
--- a/Generator/RotorOpsConflict.py
+++ b/Generator/RotorOpsConflict.py
@@ -65,8 +65,9 @@ def triggerSetup(rops, options):
     if options["zone_protect_sams"]:
         for index, zone_name in enumerate(rops.conflict_zones):
             z_sams_trig = dcs.triggers.TriggerOnce(comment="Deactivate " + zone_name + " SAMs")
+            z_sams_trig.rules.append(dcs.condition.FlagEquals(game_flag, index + 1))
             z_sams_trig.actions.append(dcs.action.DoScript(
-                dcs.action.String("Group.destroy(Group.getByName('" + zone_name + " Protection SAM'))")))
+                dcs.action.String("Group.destroy(Group.getByName('Static " + zone_name + " Protection SAM'))")))
             rops.m.triggerrules.triggers.append(z_sams_trig)
 
     # Zone FARPS always
diff --git a/Generator/Scenarios/Mariana Conflict - Rota Landing (Mr Nobody).miz b/Generator/Scenarios/Mariana Conflict - Rota Landing (Mr Nobody).miz
index 337d415..7f0c263 100644
Binary files a/Generator/Scenarios/Mariana Conflict - Rota Landing (Mr Nobody).miz and b/Generator/Scenarios/Mariana Conflict - Rota Landing (Mr Nobody).miz differ
diff --git a/MissionGenerator.exe b/MissionGenerator.exe
index 33082c2..2dd91ab 100644
Binary files a/MissionGenerator.exe and b/MissionGenerator.exe differ