Bug: losing lv2 state during snapshot selection

vite/src/pipedal/Pedalboard.tsx

@@ -226,7 +226,7 @@ export class SnapshotValue {
         this.isEnabled = input.isEnabled;
         this.instanceId = input.instanceId;
         this.controlValues = ControlValue.deserializeArray(input.controlValues);
-        this.lv2State = input.lv2state;
+        this.lv2State = input.lv2State;
         this.pathProperties = input.pathProperties;
         return this;
     }

vite/src/pipedal/PiPedalModel.tsx

@@ -1543,9 +1543,14 @@ export class PiPedalModel //implements PiPedalModel
     {
         let validPluginIds: Set<number> = new Set<number>();
 
-        for (let item of pedalboard.items) {
-            validPluginIds.add(item.instanceId);
+        let it = pedalboard.itemsGenerator();
+        while (true) {
+            let v = it.next();
+            if (v.done) break;
+            validPluginIds.add(v.value.instanceId);
+
         }
+
         for (let snapshot of pedalboard.snapshots) {
             if (snapshot) {
                 let ix = 0;