diff --git a/hsarback/src/de/hsadmin/core/model/Transaction.java b/hsarback/src/de/hsadmin/core/model/Transaction.java
index 5f52a79..317f3ed 100644
--- a/hsarback/src/de/hsadmin/core/model/Transaction.java
+++ b/hsarback/src/de/hsadmin/core/model/Transaction.java
@@ -205,7 +205,7 @@ public class Transaction {
 			return ticketUser.equals(pacName);  // pac-admin
 		}
 		String memberAccountPrefix = Config.getInstance().getProperty("accountprefix.customer", "hsh00") + "-";
-		if (ticketUser != null && (ticketUser.length() == 3 || (ticketUser.length() == 9 && ticketUser.startsWith(memberAccountPrefix)))) {
+		if (ticketUser != null && (ticketUser.length() == 3 || (ticketUser.length() >= 9 && ticketUser.startsWith(memberAccountPrefix)))) {
 			Query memberQuery = getEntityManager().createQuery("SELECT c FROM Customers c WHERE c.name = :membername");
 			memberQuery.setParameter("membername", ticketUser.length() == 3 ? (memberAccountPrefix + ticketUser) : ticketUser);
 			Customer member = (Customer) memberQuery.getSingleResult();