fix: investigating scroll issue

sandpack-react/src/Playground.stories.tsx

@@ -1,5 +1,4 @@
 /* eslint-disable @typescript-eslint/no-explicit-any */
-import * as themes from "@codesandbox/sandpack-themes";
 import React from "react";
 
 import { Sandpack } from "./";
@@ -9,37 +8,16 @@ export default {
 };
 
 export const Basic: React.FC = () => {
-  return <Sandpack template="react" theme={themes.sandpackDark} />;
+  return (
+    <>
+      {new Array(10).fill(null).map((_, index) => (
+        <Sandpack
+          options={{
+            initMode: "user-visible",
+          }}
+          template="static"
+        />
+      ))}
+    </>
+  );
 };
-
-export const EslintBasic = () => (
-  <Sandpack
-    files={{
-      "/.eslintrc.js": `module.exports = {
-  rules: { 
-    "no-unused-vars": "error",
-    "no-console": "error",
-  },
-  parserOptions: {
-    ecmaVersion: 'latest',
-    sourceType: 'module'
-  },
-}`,
-      "/index.js": `const helloWorld = "";
-
-console.log("foo");`,
-
-      "/package.json": JSON.stringify({
-        devDependencies: {
-          eslint: "^8.0.1",
-        },
-        scripts: { start: "eslint index.js" },
-      }),
-    }}
-    options={{
-      visibleFiles: ["/index.js", "/.eslintrc.js"],
-      showConsole: true,
-    }}
-    template="node"
-  />
-);

sandpack-react/src/contexts/utils/useClient.ts

@@ -310,10 +310,10 @@ export const useClient: UseClient = (
       client.iframe.contentWindow?.location.replace("about:blank");
       client.iframe.removeAttribute("src");
       delete clients.current[clientId];
+    } else {
+      delete registeredIframes.current[clientId];
     }
 
-    delete registeredIframes.current[clientId];
-
     if (timeoutHook.current) {
       clearTimeout(timeoutHook.current);
     }