diff --git a/cypress/platform/render-diagram-after-error.html b/cypress/platform/render-diagram-after-error.html
deleted file mode 100644
index 0adbba052..000000000
--- a/cypress/platform/render-diagram-after-error.html
+++ /dev/null
@@ -1,31 +0,0 @@
-<!DOCTYPE html>
-<html>
-  <head>
-    <meta charset="utf-8" />
-    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
-    <title>Mermaid Quick Test Page</title>
-    <link rel="icon" type="image/png" href="data:image/png;base64,iVBORw0KGgo=" />
-  </head>
-  <body>
-    <div id="graph"></div>
-
-    <script type="module">
-      import mermaid from './mermaid.esm.mjs';
-      await mermaid.initialize({ startOnLoad: false });
-      await mermaid.run();
-
-      const searchParams = new URLSearchParams(location.search);
-      const graphStr = searchParams.get('graphStr ');
-      const errorGraphStr = searchParams.get('errorGraphStr ');
-
-      await mermaid.mermaidAPI.initialize({ securityLevel: 'strict' });
-      try {
-        console.log('rendering');
-        await mermaid.mermaidAPI.render('graphDiv', errorGraphStr);
-      } catch (e) {}
-
-      const { svg } = await mermaid.mermaidAPI.render('graphDiv', graphStr);
-      document.getElementById('graph').innerHTML = svg;
-    </script>
-  </body>
-</html>
