diff --git a/src/main/java/hhn/temp/project/provider/SimpleDatabaseManager.java b/src/main/java/hhn/temp/project/provider/SimpleDatabaseManager.java
index ae339ad3..0ea32b99 100644
--- a/src/main/java/hhn/temp/project/provider/SimpleDatabaseManager.java
+++ b/src/main/java/hhn/temp/project/provider/SimpleDatabaseManager.java
@@ -26,7 +26,7 @@ public class SimpleDatabaseManager<E> implements DatabaseManager<E> {
   }
 
   @Override
-  public void connect() {
-    //...
+  public void connect() throws SQLException {
+    throw new SQLException("");
   }
 }