file exists

Pilz/Data/Json/JsonFileContainer.cs

@@ -7,11 +7,14 @@ public class JsonFileContainer(string filePath) : JsonDataContainer
     public override void Read()
     {
         lock (_lock_FileAction)
+        {
+            if (File.Exists(filePath))
             {
                 using var sw = new StreamReader(filePath);
                 GetSerializer().Populate(sw, this);
             }
         }
+    }
 
     public override void Flush()
     {