diff --git a/csharp/App/SchneiderMeterDriver/Utils.cs b/csharp/App/SchneiderMeterDriver/Utils.cs
new file mode 100644
index 000000000..4b5735a35
--- /dev/null
+++ b/csharp/App/SchneiderMeterDriver/Utils.cs
@@ -0,0 +1,49 @@
+namespace InnovEnergy.App.SchneiderDriver;
+
+public static class Utils
+{
+    public static IEnumerable<T> TryWhere<T>(this IEnumerable<T> src, Func<T, Boolean> predicate)
+    {
+        foreach (var e in src)
+        {
+            var ok = false;
+            
+            try
+            {
+                ok = predicate(e);
+            }
+            catch
+            {
+                // ignored
+            }
+
+            if (ok)
+                yield return e;
+        }
+    }
+    
+    public static IEnumerable<R> TrySelect<T,R>(this IEnumerable<T> src, Func<T, R> map)
+    {
+        foreach (var e in src)
+        {
+            var ok = false;
+            var result = default(R);
+            
+            try
+            {
+                result = map(e);
+                ok = true;
+            }
+            catch
+            {
+                // ignored
+            }
+
+            if (ok)
+                yield return result!;
+        }
+    }
+    
+
+
+}
\ No newline at end of file