diff --git a/app/assets/javascripts/02-editor.js b/app/assets/javascripts/02-editor.js
index 2fd0563..86ad7a8 100644
--- a/app/assets/javascripts/02-editor.js
+++ b/app/assets/javascripts/02-editor.js
@@ -352,7 +352,16 @@ function setupEditor (editorEl) {
 		const range = sel.getRangeAt(0)
 
 		for (const [name, type] of Object.entries(typesWithProperties)) {
-			const result = findRecursiveChild(type.checkFn, range.commonAncestorContainer)
+			let result
+			try {
+				result = findRecursiveChild(type.checkFn, range.commonAncestorContainer)
+			} catch (err) {
+				// Permission denied or something...
+				// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Errors/Property_access_denied
+				console.log("Error raro", err)
+				break
+			}
+
 			if (result) {
 				type.updateInput(result, editorEl)
 				result.classList.add("selected")