Client crash when not in game

gradle.properties

@@ -48,7 +48,7 @@ mod_name=WatchMyDurability
 # The license of the mod. Review your options at https://choosealicense.com/. All Rights Reserved is the default.
 mod_license=GPLv3
 # The mod version. See https://semver.org/
-mod_version=1201.2.021824.0945
+mod_version=1201.2.021824.0952
 # The group ID for the mod. It is only important when publishing as an artifact to a Maven repository.
 # This should match the base package used for the mod sources.
 # See https://maven.apache.org/guides/mini/guide-naming-conventions.html

src/main/java/dev/zontreck/wmd/WatchMyDurability.java

@@ -125,7 +125,7 @@ public class WatchMyDurability
         @SubscribeEvent
         public static void onTick(TickEvent.ClientTickEvent ev)
         {
-            if(ev.phase == TickEvent.Phase.END && TICKS >= 40)
+            if(ev.phase == TickEvent.Phase.END && TICKS >= 40 && isInGame)
             {
                 TICKS=0;
                 CheckInventory.getInstance().run();