diff --git a/src/SmartArrayControllerTool.cpp b/src/SmartArrayControllerTool.cpp
index 8b91f17..40130e8 100644
--- a/src/SmartArrayControllerTool.cpp
+++ b/src/SmartArrayControllerTool.cpp
@@ -197,6 +197,9 @@ int wmain(int argc, wchar_t* argv[])
 		case ERROR_INVALID_PARAMETER:
 			errorCode = L"ERROR_INVALID_PARAMETER";
 			break;
+		default:
+			std::wcerr << L"GetLastError(): " << std::hex << GetLastError() << std::endl;
+			break;
 		}
 
 		std::wcerr << L"Failed to send request, error: " << errorCode << std::endl;