fix(ios): navigation via swipe crash fix (NativeScript#9132)

gabrielbiga · web-flow · commit 28061e3d39fe · 2021-01-29T12:10:51.000-08:00
diff --git a/packages/core/ui/frame/index.ios.ts b/packages/core/ui/frame/index.ios.ts
@@ -54,7 +54,7 @@ export class Frame extends FrameBase {
 	public setCurrent(entry: BackstackEntry, navigationType: NavigationType): void {
 		const current = this._currentEntry;
 		const currentEntryChanged = current !== entry;
-		if (currentEntryChanged) {
+		if (entry?.resolvedPage && currentEntryChanged) {
 			this._updateBackstack(entry, navigationType);
 
 			super.setCurrent(entry, navigationType);
