diff --git a/src/AdaptivePopover.tsx b/src/AdaptivePopover.tsx
index ba7e0fd..bc0baf2 100644
--- a/src/AdaptivePopover.tsx
+++ b/src/AdaptivePopover.tsx
@@ -230,6 +230,10 @@ export default class AdaptivePopover extends Component<AdaptivePopoverProps, Ada
     count = 0;
     do {
       rect = await getRectForRef(fromRef);
+      if ([rect.x, rect.y, rect.width,rect.height].every(i => i === undefined)) {
+        this.debug('rect not found')
+        return
+      }
       rect = new Rect(rect.x + horizontalOffset, rect.y + verticalOffset, rect.width, rect.height);
 
       await new Promise(resolve => {