diff --git a/src/de/warking/hunjy/MySQL/BauweltMember.java b/src/de/warking/hunjy/MySQL/BauweltMember.java
index 263e0fd..01252e0 100644
--- a/src/de/warking/hunjy/MySQL/BauweltMember.java
+++ b/src/de/warking/hunjy/MySQL/BauweltMember.java
@@ -36,8 +36,13 @@ public class BauweltMember{
 		this(bauweltID, memberID, build, changeGM, teleport, worldEdit, testblock, true);
 	}
 
+	public BauweltMember(UUID bauweltID, UUID memberID, boolean build, boolean changeGM, boolean teleport, boolean worldEdit, boolean testblock){
+		this(WarkingUser.get(bauweltID).getId(), WarkingUser.get(memberID).getId(), build, changeGM, teleport, worldEdit, testblock, true);
+	}
+
 	public void remove(){
-		sql.update("DELETE FROM BauweltMember WHERE BauweltID = ? AND MemberID = ?");
+		sql.update("DELETE FROM BauweltMember WHERE BauweltID = " + BauweltID + " AND MemberID = " + MemberID);
+		memberCache.remove(this);
 	}
 
 	private void updateDB(){
diff --git a/src/de/warking/hunjy/MySQL/WarkingUser.java b/src/de/warking/hunjy/MySQL/WarkingUser.java
index c2c5360..3e4bb33 100644
--- a/src/de/warking/hunjy/MySQL/WarkingUser.java
+++ b/src/de/warking/hunjy/MySQL/WarkingUser.java
@@ -1,7 +1,5 @@
 package de.warking.hunjy.MySQL;
 
-import org.bukkit.entity.Player;
-
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.ArrayList;
@@ -30,7 +28,7 @@ public class WarkingUser {
 	}
 
 	public WarkingUser(String name){
-		ResultSet dbplayer = sql.select("SELECT * FROM UserData WHERE UserName = '" + name + "'");
+		ResultSet dbplayer = sql.select("SELECT * FROM UserData WHERE lower(UserName) = '" + name.toLowerCase() + "'");
 		init(dbplayer);
 	}
 
@@ -65,7 +63,7 @@ public class WarkingUser {
 
 	public static WarkingUser get(String userName){
 		for(WarkingUser user : allUsers)
-			if(user.UserName.equals(userName))
+			if(user.UserName.equalsIgnoreCase(userName))
 				return user;
 		WarkingUser offline = new WarkingUser(userName);
 		allUsers.remove(offline);