diff --git a/redfish-core/lib/ethernet.hpp b/redfish-core/lib/ethernet.hpp
index 1031e3d..53e21c5 100644
--- a/redfish-core/lib/ethernet.hpp
+++ b/redfish-core/lib/ethernet.hpp
@@ -1661,8 +1661,11 @@
                 lastGatewayPath = pathString;
             }
         }
-        nicIpEntry++;
-        nicIpEntry = getNextStaticIpEntry(nicIpEntry, ipv4Data.cend());
+        if (nicIpEntry != ipv4Data.end())
+        {
+            nicIpEntry++;
+            nicIpEntry = getNextStaticIpEntry(nicIpEntry, ipv4Data.cend());
+        }
         entryIdx++;
     }