diff --git a/Cargo.lock b/Cargo.lock
index cee6f466b..bec38fae3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -957,9 +957,9 @@ dependencies = [
 
 [[package]]
 name = "daedalus"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b8590e725889bb981febb438f133f8ef6b62f610f92835c961338e771222b1a"
+checksum = "314dac850cbf02b728fb531c1f3b1bec5b4ccdef6564db274470363792a6d302"
 dependencies = [
  "bytes",
  "chrono",
diff --git a/apps/app-frontend/src/App.vue b/apps/app-frontend/src/App.vue
index d5c64055e..5c0c095cc 100644
--- a/apps/app-frontend/src/App.vue
+++ b/apps/app-frontend/src/App.vue
@@ -116,13 +116,13 @@ initialize_state()
     setupApp().catch((err) => {
       stateFailed.value = true
       console.error(err)
-      error.showError(err, false, 'state_init')
+      error.showError(err, null, false, 'state_init')
     })
   })
   .catch((err) => {
     stateFailed.value = true
     console.error('Failed to initialize app', err)
-    error.showError(err, false, 'state_init')
+    error.showError(err, null, false, 'state_init')
   })
 
 const handleClose = async () => {
diff --git a/apps/app-frontend/src/components/RowDisplay.vue b/apps/app-frontend/src/components/RowDisplay.vue
index 75a184362..ff42de96f 100644
--- a/apps/app-frontend/src/components/RowDisplay.vue
+++ b/apps/app-frontend/src/components/RowDisplay.vue
@@ -122,7 +122,9 @@ const handleProjectClick = (event, passedInstance) => {
 const handleOptionsClick = async (args) => {
   switch (args.option) {
     case 'play':
-      await run(args.item.path).catch(handleSevereError)
+      await run(args.item.path).catch((err) =>
+        handleSevereError(err, { profilePath: args.item.path }),
+      )
       mixpanel_track('InstanceStart', {
         loader: args.item.loader,
         game_version: args.item.game_version,
diff --git a/apps/app-frontend/src/components/ui/ErrorModal.vue b/apps/app-frontend/src/components/ui/ErrorModal.vue
index 6e7442e79..4d8ac6b8c 100644
--- a/apps/app-frontend/src/components/ui/ErrorModal.vue
+++ b/apps/app-frontend/src/components/ui/ErrorModal.vue
@@ -1,5 +1,5 @@
 <script setup>
-import { XIcon, IssuesIcon, LogInIcon, UpdatedIcon } from '@modrinth/assets'
+import { XIcon, HammerIcon, LogInIcon, UpdatedIcon } from '@modrinth/assets'
 import { Modal } from '@modrinth/ui'
 import { ChatIcon } from '@/assets/icons'
 import { ref } from 'vue'
@@ -8,6 +8,7 @@ import { handleError } from '@/store/notifications.js'
 import mixpanel from 'mixpanel-browser'
 import { handleSevereError } from '@/store/error.js'
 import { cancel_directory_change } from '@/helpers/settings.js'
+import { install } from '@/helpers/profile.js'
 
 const errorModal = ref()
 const error = ref()
@@ -19,7 +20,7 @@ const supportLink = ref('https://support.modrinth.com')
 const metadata = ref({})
 
 defineExpose({
-  async show(errorVal, canClose = true, source = null) {
+  async show(errorVal, context, canClose = true, source = null) {
     closable.value = canClose
 
     if (errorVal.message && errorVal.message.includes('Minecraft authentication error:')) {
@@ -53,6 +54,11 @@ defineExpose({
       if (errorVal.message.includes('Not enough space')) {
         metadata.value.notEnoughSpace = true
       }
+    } else if (errorVal.message && errorVal.message.includes('No loader version selected for')) {
+      title.value = 'No loader selected'
+      errorType.value = 'no_loader_version'
+      supportLink.value = 'https://support.modrinth.com'
+      metadata.value.profilePath = context.profilePath
     } else if (source === 'state_init') {
       title.value = 'Error initializing Modrinth App'
       errorType.value = 'state_init'
@@ -100,6 +106,18 @@ async function cancelDirectoryChange() {
 function retryDirectoryChange() {
   window.location.reload()
 }
+
+const loadingRepair = ref(false)
+async function repairInstance() {
+  loadingRepair.value = true
+  try {
+    await install(metadata.value.profilePath, false)
+    errorModal.value.hide()
+  } catch (err) {
+    handleSevereError(err)
+  }
+  loadingRepair.value = false
+}
 </script>
 
 <template>
@@ -216,6 +234,15 @@ function retryDirectoryChange() {
             <li>Redownloading the app.</li>
           </ul>
         </template>
+        <template v-else-if="errorType === 'no_loader_version'">
+          <p>The Modrinth App failed to find the loader version for this instance.</p>
+          <p>To resolve this, you need to repair the instance. Click the button below to do so.</p>
+          <div class="cta-button">
+            <button class="btn btn-primary" :disabled="loadingRepair" @click="repairInstance">
+              <HammerIcon /> Repair instance
+            </button>
+          </div>
+        </template>
         <template v-else>
           {{ error.message ?? error }}
         </template>
@@ -223,7 +250,8 @@ function retryDirectoryChange() {
           v-if="
             errorType === 'directory_move' ||
             errorType === 'minecraft_auth' ||
-            errorType === 'state_init'
+            errorType === 'state_init' ||
+            errorType === 'no_loader_version'
           "
         >
           <hr />
diff --git a/apps/app-frontend/src/components/ui/Instance.vue b/apps/app-frontend/src/components/ui/Instance.vue
index 4fc5cc396..165e70e5e 100644
--- a/apps/app-frontend/src/components/ui/Instance.vue
+++ b/apps/app-frontend/src/components/ui/Instance.vue
@@ -40,7 +40,9 @@ const checkProcess = async () => {
 const play = async (e, context) => {
   e?.stopPropagation()
   modLoading.value = true
-  await run(props.instance.path).catch(handleSevereError)
+  await run(props.instance.path).catch((err) =>
+    handleSevereError(err, { profilePath: props.instance.path }),
+  )
   modLoading.value = false
 
   mixpanel_track('InstancePlay', {
diff --git a/apps/app-frontend/src/pages/instance/Index.vue b/apps/app-frontend/src/pages/instance/Index.vue
index d414845bb..3042e713b 100644
--- a/apps/app-frontend/src/pages/instance/Index.vue
+++ b/apps/app-frontend/src/pages/instance/Index.vue
@@ -179,7 +179,7 @@ const startInstance = async (context) => {
     await run(route.params.id)
     playing.value = true
   } catch (err) {
-    handleSevereError(err)
+    handleSevereError(err, { profilePath: route.params.id })
   }
   loading.value = false
 
diff --git a/apps/app-frontend/src/store/error.js b/apps/app-frontend/src/store/error.js
index 0715c0e90..6c3c0c12e 100644
--- a/apps/app-frontend/src/store/error.js
+++ b/apps/app-frontend/src/store/error.js
@@ -8,14 +8,14 @@ export const useError = defineStore('errorsStore', {
     setErrorModal(ref) {
       this.errorModal = ref
     },
-    showError(error, closable = true, source = null) {
-      this.errorModal.show(error, closable, source)
+    showError(error, context, closable = true, source = null) {
+      this.errorModal.show(error, context, closable, source)
     },
   },
 })
 
-export const handleSevereError = (err) => {
+export const handleSevereError = (err, context) => {
   const error = useError()
-  error.showError(err)
+  error.showError(err, context)
   console.error(err)
 }
diff --git a/apps/app-playground/src/main.rs b/apps/app-playground/src/main.rs
index 7e8c48e45..a50002dc7 100644
--- a/apps/app-playground/src/main.rs
+++ b/apps/app-playground/src/main.rs
@@ -3,8 +3,6 @@
     windows_subsystem = "windows"
 )]
 
-use theseus::pack::install_from::{get_profile_from_pack, CreatePackLocation};
-use theseus::pack::install_mrpack::install_zipped_mrpack;
 use theseus::prelude::*;
 
 use theseus::profile::create::profile_create;
@@ -64,39 +62,21 @@ async fn main() -> theseus::Result<()> {
 
     println!("Creating/adding profile.");
 
-    // let name = "Example".to_string();
-    // let game_version = "1.21".to_string();
-    // let modloader = ModLoader::Fabric;
-    // let loader_version = "stable".to_string();
+    let name = "Example".to_string();
+    let game_version = "1.16.1".to_string();
+    let modloader = ModLoader::Forge;
+    let loader_version = "stable".to_string();
 
-    let pack = CreatePackLocation::FromVersionId {
-        project_id: "1KVo5zza".to_string(),
-        version_id: "lKloE8SA".to_string(),
-        title: "Fabulously Optimized".to_string(),
-        icon_url: Some("https://cdn.modrinth.com/data/1KVo5zza/d8152911f8fd5d7e9a8c499fe89045af81fe816e.png".to_string()),
-    };
-
-    let profile = get_profile_from_pack(pack.clone());
     let profile_path = profile_create(
-        profile.name,
-        profile.game_version,
-        profile.modloader,
-        profile.loader_version,
+        name,
+        game_version,
+        modloader,
+        Some(loader_version),
         None,
         None,
         None,
     )
     .await?;
-    install_zipped_mrpack(pack, profile_path.to_string()).await?;
-
-    let projects = profile::get_projects(&profile_path, None).await?;
-
-    for (path, file) in projects {
-        println!(
-            "{path} {} {:?} {:?}",
-            file.file_name, file.update_version_id, file.metadata
-        )
-    }
 
     println!("running");
     // Run a profile, running minecraft and store the RwLock to the process
diff --git a/apps/app/Cargo.toml b/apps/app/Cargo.toml
index d1b2a19ed..2acee95a4 100644
--- a/apps/app/Cargo.toml
+++ b/apps/app/Cargo.toml
@@ -28,7 +28,7 @@ tokio = { version = "1", features = ["full"] }
 thiserror = "1.0"
 tokio-stream = { version = "0.1", features = ["fs"] }
 futures = "0.3"
-daedalus = "0.2.2"
+daedalus = "0.2.3"
 chrono = "0.4.26"
 
 dirs = "5.0.1"
diff --git a/packages/app-lib/Cargo.toml b/packages/app-lib/Cargo.toml
index f9b64f5b6..669c5bc01 100644
--- a/packages/app-lib/Cargo.toml
+++ b/packages/app-lib/Cargo.toml
@@ -24,7 +24,7 @@ urlencoding = "2.1.3"
 dashmap = { version = "6.0.1", features = ["serde"] }
 
 chrono = { version = "0.4.19", features = ["serde"] }
-daedalus = { version = "0.2.2" }
+daedalus = { version = "0.2.3" }
 dirs = "5.0.1"
 
 regex = "1.5"
diff --git a/packages/app-lib/src/launcher/mod.rs b/packages/app-lib/src/launcher/mod.rs
index f4719f39c..43f34bced 100644
--- a/packages/app-lib/src/launcher/mod.rs
+++ b/packages/app-lib/src/launcher/mod.rs
@@ -227,13 +227,32 @@ pub async fn install_minecraft(
             .position(|x| x.id == "22w16a")
             .unwrap_or(0);
 
-    let loader_version = get_loader_version_from_profile(
+    let mut loader_version = get_loader_version_from_profile(
         &profile.game_version,
         profile.loader,
         profile.loader_version.as_deref(),
     )
     .await?;
 
+    // If no loader version is selected, try to select the stable version!
+    if profile.loader != ModLoader::Vanilla && loader_version.is_none() {
+        loader_version = get_loader_version_from_profile(
+            &profile.game_version,
+            profile.loader,
+            Some("stable"),
+        )
+        .await?;
+
+        let loader_version_id = loader_version.clone();
+        crate::api::profile::edit(&profile.path, |prof| {
+            prof.loader_version =
+                loader_version_id.clone().map(|x| x.id.clone());
+
+            async { Ok(()) }
+        })
+        .await?;
+    }
+
     let version_jar =
         loader_version.as_ref().map_or(version.id.clone(), |it| {
             format!("{}-{}", version.id.clone(), it.id.clone())
@@ -455,6 +474,14 @@ pub async fn launch_minecraft(
     )
     .await?;
 
+    if profile.loader != ModLoader::Vanilla && loader_version.is_none() {
+        return Err(crate::ErrorKind::LauncherError(format!(
+            "No loader version selected for {}",
+            profile.loader.as_str()
+        ))
+        .into());
+    }
+
     let version_jar =
         loader_version.as_ref().map_or(version.id.clone(), |it| {
             format!("{}-{}", version.id.clone(), it.id.clone())