diff --git a/ArtificialAutism/src/main/java/DataLayer/DataMapper.java b/ArtificialAutism/src/main/java/DataLayer/DataMapper.java
index 40419849..3247b7bd 100644
--- a/ArtificialAutism/src/main/java/DataLayer/DataMapper.java
+++ b/ArtificialAutism/src/main/java/DataLayer/DataMapper.java
@@ -84,27 +84,26 @@ public class DataMapper {
     }
 
     public static void checkStringsToDelete() {
-        Connection l_cCon = null;
         PreparedStatement l_pStatement = null;
         ResultSet l_rsSearch = null;
         String CountSQL = "select count(*) from Sentences";
-        String l_sSQL = "delete from Sentences\n" +
-                "  order by last_used asc limit 5";
-        try {
-            l_cCon = DBCPDataSource.getConnection();
+        String l_sSQL = "delete from Sentences order by last_used asc limit 5;";
+        try (Connection l_cCon = DBCPDataSource.getConnection()) {
             l_pStatement = l_cCon.prepareStatement(CountSQL);
             ResultSet resultSet = l_pStatement.executeQuery();
             if (resultSet.next()) {
                 int count = resultSet.getInt(1);
                 if (count > 7000) {
+                    //System.out.println("cleaning strings: " + l_sSQL);
                     l_pStatement = l_cCon.prepareStatement(l_sSQL);
-                    l_pStatement.execute();
+                    l_pStatement.executeUpdate();
+                    l_cCon.commit();
                 }
             }
         } catch (SQLException throwables) {
             throwables.printStackTrace();
         } finally {
-            CloseConnections(l_pStatement, l_rsSearch, l_cCon);
+            CloseConnections(l_pStatement, l_rsSearch, null);
         }
     }
 
diff --git a/ArtificialAutism/src/main/java/PresentationLayer/DiscordHandler.java b/ArtificialAutism/src/main/java/PresentationLayer/DiscordHandler.java
index ef2def3f..00e2481b 100644
--- a/ArtificialAutism/src/main/java/PresentationLayer/DiscordHandler.java
+++ b/ArtificialAutism/src/main/java/PresentationLayer/DiscordHandler.java
@@ -90,7 +90,6 @@ public class DiscordHandler extends ListenerAdapter {
     private static Datahandler datahandler;
     private static StanfordCoreNLP stanfordCoreNLPSentiment;
     private static ExecutorService executorService = Executors.newFixedThreadPool(1);
-    private static ExecutorService executorServiceResponse = Executors.newFixedThreadPool(2);
     private static ExecutorService executorServiceIngame = Executors.newFixedThreadPool(2);
 
     //TODO add python program that edits the java code. python program just adds test if statements on
@@ -169,17 +168,12 @@ public class DiscordHandler extends ListenerAdapter {
                 }
                 if (mentionedBot || channelName.contains("general-autism")) {
                     final String contentF = content;
-                    executorServiceResponse.execute(new Runnable() {
-                        @Override
-                        public void run() {
-                            String ResponseStr = datahandler.getResponseMsg(contentF, username, stanfordCoreNLP, stanfordCoreNLPSentiment,
-                                    false);
-                            if (!ResponseStr.isEmpty()) {
-                                System.out.print("\nResponseStr3: " + ResponseStr + "\n");
-                                event.getMessage().getChannel().sendMessage(ResponseStr).queue();
-                            }
-                        }
-                    });
+                    String ResponseStr = datahandler.getResponseMsg(contentF, username, stanfordCoreNLP, stanfordCoreNLPSentiment,
+                            false);
+                    if (!ResponseStr.isEmpty()) {
+                        System.out.print("\nResponseStr3: " + ResponseStr + "\n");
+                        event.getMessage().getChannel().sendMessage(ResponseStr).queue();
+                    }
                 } else {
                     final String contentF = content;
                     executorService.execute(new Runnable() {