diff --git a/YACOSCore/ejbModule/org/yacos/core/exceptions/ConferenceDoesntExistException.java b/YACOSCore/ejbModule/org/yacos/core/exceptions/ConferenceDoesntExistException.java
new file mode 100644
index 0000000..54a3a9c
--- /dev/null
+++ b/YACOSCore/ejbModule/org/yacos/core/exceptions/ConferenceDoesntExistException.java
@@ -0,0 +1,7 @@
+package org.yacos.core.exceptions;
+
+public class ConferenceDoesntExistException extends Exception {
+
+	private static final long serialVersionUID = 1L;
+
+}