diff --git a/src/configs/rotatingMachine.json b/src/configs/rotatingMachine.json
index a2e4a5e..4f64175 100644
--- a/src/configs/rotatingMachine.json
+++ b/src/configs/rotatingMachine.json
@@ -16,7 +16,7 @@
         }
       },
       "unit": {
-        "default": "m3/s",
+        "default": "l/s",
         "rules": {
           "type": "string",
           "description": "The default measurement unit for this configuration (e.g., 'meters', 'seconds', 'unitless')."
diff --git a/src/measurements/MeasurementContainer.js b/src/measurements/MeasurementContainer.js
index 185fcb8..1075e17 100644
--- a/src/measurements/MeasurementContainer.js
+++ b/src/measurements/MeasurementContainer.js
@@ -90,6 +90,7 @@ class MeasurementContainer {
     this._currentType = typeName;
     this._currentVariant = null;
     this._currentPosition = null;
+    this._currentChildId = null;
     return this;
   }