diff --git a/j-lawyer-server/j-lawyer-io/src/java/org/jlawyer/io/rest/v7/MessagingEndpointV7.java b/j-lawyer-server/j-lawyer-io/src/java/org/jlawyer/io/rest/v7/MessagingEndpointV7.java
index 38358bd43..9840d7cf8 100644
--- a/j-lawyer-server/j-lawyer-io/src/java/org/jlawyer/io/rest/v7/MessagingEndpointV7.java
+++ b/j-lawyer-server/j-lawyer-io/src/java/org/jlawyer/io/rest/v7/MessagingEndpointV7.java
@@ -714,7 +714,7 @@ public Response submitMessage(RestfulInstantMessageV7 msg) {
 
         try {
             if (msg.getSender() == null || "".equals(msg.getSender())) {
-                log.error("Can not submit new messgae - no sender given");
+                log.error("Can not submit new message - no sender given");
                 return Response.serverError().build();
             }
 
diff --git a/j-lawyer-server/j-lawyer-server-ejb/src/java/com/jdimension/jlawyer/services/MessagingService.java b/j-lawyer-server/j-lawyer-server-ejb/src/java/com/jdimension/jlawyer/services/MessagingService.java
index de6edbf62..415bc24c1 100644
--- a/j-lawyer-server/j-lawyer-server-ejb/src/java/com/jdimension/jlawyer/services/MessagingService.java
+++ b/j-lawyer-server/j-lawyer-server-ejb/src/java/com/jdimension/jlawyer/services/MessagingService.java
@@ -718,6 +718,10 @@ public class MessagingService implements MessagingServiceRemote, MessagingServic
     @Override
     @RolesAllowed({"loginRole"})
     public InstantMessage submitMessage(InstantMessage message) throws Exception {
+        
+        if(message.getContent()==null || message.getContent().trim().isEmpty())
+            throw new Exception("Nachricht ohne Inhalt");
+        
         StringGenerator idGen = new StringGenerator();
         String messageId=idGen.getID().toString();
         message.setId(messageId);