diff --git a/packages/server/src/api/controllers/static/templates/BudibaseApp.svelte b/packages/server/src/api/controllers/static/templates/BudibaseApp.svelte
index 670a0f22e2..4943051328 100644
--- a/packages/server/src/api/controllers/static/templates/BudibaseApp.svelte
+++ b/packages/server/src/api/controllers/static/templates/BudibaseApp.svelte
@@ -34,13 +34,55 @@
     *:after {
       box-sizing: border-box;
     }
+
+    #error {
+      position: absolute;
+      top: 0;
+      left: 0;
+      height: 100vh;
+      width: 100vw;
+      display: none;
+      font-family: "Source Sans Pro", sans-serif;
+      flex-direction: column;
+      justify-content: center;
+      align-items: center;
+      background: #222;
+      text-align: center;
+      padding: 2rem;
+      gap: 2rem;
+    }
+    #error h1,
+    #error h2 {
+      margin: 0;
+    }
+    #error h1 {
+      color: #ccc;
+      font-size: 3rem;
+      font-weight: 600;
+    }
+    #error h2 {
+      color: #888;
+      font-weight: 400;
+    }
   </style>
 </svelte:head>
 
 <body id="app">
+  <div id="error">
+    <h1>There was an error loading your app</h1>
+    <h2>
+      The Budibase client library could not be loaded. Try republishing your
+      app.
+    </h2>
+  </div>
   <script type="application/javascript" src={clientLibPath}>
   </script>
   <script type="application/javascript">
-    loadBudibase()
+    if (window.loadBudibase) {
+      window.loadBudibase()
+    } else {
+      console.error("Failed to load the Budibase client")
+      document.getElementById("error").style.display = "flex"
+    }
   </script>
 </body>
