From b8455eb48e7312aa5fc78b0155df3c23f4f522e9 Mon Sep 17 00:00:00 2001
From: ioedeveloper <daviddisu8@gmail.com>
Date: Wed, 16 Dec 2020 10:44:12 +0100
Subject: [PATCH] Fix expand path bug

---
 libs/remix-ui/file-explorer/src/lib/file-explorer.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/remix-ui/file-explorer/src/lib/file-explorer.tsx b/libs/remix-ui/file-explorer/src/lib/file-explorer.tsx
index dde43f8bdf..84dcb5a972 100644
--- a/libs/remix-ui/file-explorer/src/lib/file-explorer.tsx
+++ b/libs/remix-ui/file-explorer/src/lib/file-explorer.tsx
@@ -494,7 +494,7 @@ export const FileExplorer = (props: FileExplorerProps) => {
       if (!state.expandPath.includes(path)) {
         expandPath = [...state.expandPath, path]
       } else {
-        expandPath = state.expandPath.filter(key => !key.startsWith(path))
+        expandPath = state.expandPath.filter(key => key && (typeof key === 'string') && !key.startsWith(path))
       }
 
       setState(prevState => {