diff --git a/src/dev/peerat/framework/Client.java b/src/dev/peerat/framework/Client.java
index a3cf77a..354bda8 100644
--- a/src/dev/peerat/framework/Client.java
+++ b/src/dev/peerat/framework/Client.java
@@ -24,7 +24,6 @@ public class Client<U extends User> extends Thread{
 		Context context = null;
 		try{
 			String[] headers = reader.readLine().split("\\s");
-			System.out.println(Arrays.toString(headers));
 			reader.readHeaders();
 
 			RequestType type = RequestType.valueOf(headers[0]);
@@ -33,7 +32,7 @@ public class Client<U extends User> extends Thread{
 			writer.flush();
 			writer.close();
 		}catch(InvalidJwtException e){
-			e.printStackTrace();
+//			e.printStackTrace();
 		}catch(Exception e){
 			e.printStackTrace();
 			if(context != null && context.getResponseCode() == 0){
@@ -47,17 +46,19 @@ public class Client<U extends User> extends Thread{
 		if(context != null) logger.setValue(context);
 	}
 
-	private User isLogin(Router<U> router, RequestType type, HttpReader reader) throws Exception{
+	private User isLogin(Router<U> router, RequestType type, HttpReader reader) throws InvalidJwtException{
 		String auth = reader.getHeader("Authorization");
 		if(auth == null) return null;
 		auth = auth.substring(7);
 		try{
 			return this.router.getUser(auth);
-		}catch(Exception e){
+		}catch(InvalidJwtException e){
 			e.printStackTrace();
-			writer.response(401, router.getDefaultHeaders(type));
-			writer.flush();
-			writer.close();
+			try{
+				writer.response(401, router.getDefaultHeaders(type));
+				writer.flush();
+				writer.close();
+			}catch(Exception ex){}
 			throw e;
 		}
 	}
diff --git a/src/dev/peerat/framework/Router.java b/src/dev/peerat/framework/Router.java
index d4c9a8d..b631155 100644
--- a/src/dev/peerat/framework/Router.java
+++ b/src/dev/peerat/framework/Router.java
@@ -16,6 +16,7 @@ import org.jose4j.jwk.RsaJwkGenerator;
 import org.jose4j.jws.AlgorithmIdentifiers;
 import org.jose4j.jws.JsonWebSignature;
 import org.jose4j.jwt.JwtClaims;
+import org.jose4j.jwt.consumer.InvalidJwtException;
 import org.jose4j.jwt.consumer.JwtConsumer;
 import org.jose4j.jwt.consumer.JwtConsumerBuilder;
 import org.jose4j.lang.JoseException;
@@ -107,7 +108,7 @@ public class Router<U extends User>{
 		return this;
 	}
 	
-	public U getUser(String token) throws Exception{
+	public U getUser(String token) throws InvalidJwtException{
 		return this.userCreator.apply(this.jwtConsumer.processToClaims(token));
 	}