diff --git a/server/src/com/cloud/vm/VirtualMachineManagerImpl.java b/server/src/com/cloud/vm/VirtualMachineManagerImpl.java
index 976577b749d..9572b5921f3 100755
--- a/server/src/com/cloud/vm/VirtualMachineManagerImpl.java
+++ b/server/src/com/cloud/vm/VirtualMachineManagerImpl.java
@@ -699,7 +699,7 @@ public class VirtualMachineManagerImpl implements VirtualMachineManager, Listene
                         }
                     }
                     if (dest == null) {
-                        throw new InsufficientServerCapacityException("Unable to create a deployment for " + vmProfile, DataCenter.class, plan.getDataCenterId());
+                        throw new InsufficientServerCapacityException("Unable to create a deployment for " + vmProfile + " due to lack of VLAN available.", DataCenter.class, plan.getDataCenterId());
                     }
                 }