diff --git a/src/main/java/emu/grasscutter/game/Account.java b/src/main/java/emu/grasscutter/game/Account.java
index dbd6ef854..97ad428fe 100644
--- a/src/main/java/emu/grasscutter/game/Account.java
+++ b/src/main/java/emu/grasscutter/game/Account.java
@@ -104,7 +104,7 @@ public class Account {
 	}
 
 	public boolean hasPermission(String permission) {
-		return this.permissions.contains(permission) || this.permissions.contains("*") ? true : false;
+		return this.permissions.contains(permission) || this.permissions.contains("*");
 	}
 	
 	public boolean removePermission(String permission) {
diff --git a/src/main/java/emu/grasscutter/plugin/api/ServerHook.java b/src/main/java/emu/grasscutter/plugin/api/ServerHook.java
index 8346903f4..a37abfb62 100644
--- a/src/main/java/emu/grasscutter/plugin/api/ServerHook.java
+++ b/src/main/java/emu/grasscutter/plugin/api/ServerHook.java
@@ -2,7 +2,7 @@ package emu.grasscutter.plugin.api;
 
 import emu.grasscutter.command.Command;
 import emu.grasscutter.command.CommandHandler;
-import emu.grasscutter.game.GenshinPlayer;
+import emu.grasscutter.game.player.Player;
 import emu.grasscutter.server.dispatch.DispatchServer;
 import emu.grasscutter.server.game.GameServer;
 
@@ -33,7 +33,7 @@ public final class ServerHook {
     public ServerHook(GameServer gameServer, DispatchServer dispatchServer) {
         this.gameServer = gameServer;
         this.dispatchServer = dispatchServer;
-        
+
         instance = this;
     }
 
@@ -50,12 +50,12 @@ public final class ServerHook {
     public DispatchServer getDispatchServer() {
         return this.dispatchServer;
     }
-    
+
     /**
      * Gets all online players.
      * @return Players connected to the server.
      */
-    public List<GenshinPlayer> getOnlinePlayers() {
+    public List<Player> getOnlinePlayers() {
         return new LinkedList<>(this.gameServer.getPlayers().values());
     }
 
diff --git a/src/main/java/emu/grasscutter/server/dispatch/DispatchServer.java b/src/main/java/emu/grasscutter/server/dispatch/DispatchServer.java
index 99c5e4f8d..e8fd5a4ea 100644
--- a/src/main/java/emu/grasscutter/server/dispatch/DispatchServer.java
+++ b/src/main/java/emu/grasscutter/server/dispatch/DispatchServer.java
@@ -209,7 +209,7 @@ public final class DispatchServer {
 		return null;
 	}
 	
-	private KeyManagerFactory createKeyManagerFactory(File keystore, String password) throws Exception {
+	private KeyManagerFactory createKeyManagerFactory(File keystore, String password) {
 		char[] pass = password.toCharArray();
 		KeyManagerFactory kmf = null;
 		
@@ -220,8 +220,8 @@ public final class DispatchServer {
 			
 			kmf = KeyManagerFactory.getInstance("SunX509");
 			kmf.init(ks, pass);
-		} catch (Exception e) {
-			throw e;
+		} catch (Exception exception) {
+			Grasscutter.getLogger().error("Unable to load keystore.", exception);
 		}
 		
 		return kmf;
@@ -257,7 +257,7 @@ public final class DispatchServer {
 				server = this.safelyCreateServer(this.getAddress());
 			}
 			
-			HttpsServer httpsServer = null;
+			HttpsServer httpsServer;
 			
 			try {
 				httpsServer = HttpsServer.create(getAddress(), 0);