fixed bugs, memory leaks, etc

src/main/java/dev/zprestige/prestige/module/misc/AutoPot.java

@@ -31,7 +31,7 @@ public class AutoPot extends Module {
 
     @Subscribe
     public void onClientTick(ClientTickEvent event) {
-        if (mc.currentScreen == null && mc.isWindowFocused()) {
+        if (mc.player != null && mc.currentScreen == null && mc.isWindowFocused()) {
             boolean autoMode = this.mode.getValue().equals("Auto");
             if (autoMode && mc.player.getHealth() > this.health.getValue()) {
                 this.throwTimer.reset();