diff --git a/Libraries/Opc.Ua.Server/NodeManager/MasterNodeManager.cs b/Libraries/Opc.Ua.Server/NodeManager/MasterNodeManager.cs
index 2adbf6aa6a..8789bcd50f 100644
--- a/Libraries/Opc.Ua.Server/NodeManager/MasterNodeManager.cs
+++ b/Libraries/Opc.Ua.Server/NodeManager/MasterNodeManager.cs
@@ -322,6 +322,7 @@ namespace Opc.Ua.Server
                     catch (Exception e)
                     {
                         Utils.LogError(e, "Unexpected error creating address space for NodeManager #{0}.", ii);
+                        throw;
                     }
                 }
 
@@ -337,6 +338,7 @@ namespace Opc.Ua.Server
                     catch (Exception e)
                     {
                         Utils.LogError(e, "Unexpected error adding references for NodeManager #{0}.", ii);
+                        throw;
                     }
                 }
             }