From 301928872192afeb23016fb04ed64fdacce34018 Mon Sep 17 00:00:00 2001
From: Elena-kal <kalbitzer.elena@gmail.com>
Date: Wed, 20 May 2026 13:28:47 +0200
Subject: [PATCH 1/2] fix run deletion bug

---
 backend/main/views.py                         | 18 +++++++++------
 .../components/app/runs-table/runs-table.tsx  | 22 ++++++++++++++-----
 2 files changed, 27 insertions(+), 13 deletions(-)

diff --git a/backend/main/views.py b/backend/main/views.py
index 6409213a7..a4c6fb904 100644
--- a/backend/main/views.py
+++ b/backend/main/views.py
@@ -197,21 +197,25 @@ def delete_run(request):
         run_name = data.get("run_name")
 
         try:
-            if run_name not in Run._instances:
-                delete_run_folder(run_name)
+            if run_name in Run._instances:
+                try:
+                    run = Run(run_name)
+                    run.delete_run()
+                except Exception:
+                    Run._instances.pop(run_name, None)
+                    delete_run_folder(run_name)
             else:
-                run = Run(run_name)
-                run.delete_run()
+                delete_run_folder(run_name)
 
             return JsonResponse({"success": True, "message": "Deleted run"})
         except Exception as e:
-            traceback.print_exc()  # not sure if it still needs to be here
             return JsonResponse(
                 {
                     "success": False,
-                    "message": format_trace(traceback.format_exception(e)),
+                    "message": str(e),
+                    "traceback": format_trace(traceback.format_exception(e)),
                 },
-                status=404,
+                status=500,
             )
     else:
         return JsonResponse(
diff --git a/frontend/src/components/app/runs-table/runs-table.tsx b/frontend/src/components/app/runs-table/runs-table.tsx
index 7c00e5d85..7324a0f4f 100644
--- a/frontend/src/components/app/runs-table/runs-table.tsx
+++ b/frontend/src/components/app/runs-table/runs-table.tsx
@@ -162,11 +162,21 @@ export const RunsTable: React.FC<RunsTableProps> = ({
     setRuns(updated);
   };
 
-  const handleDeleteRun = (runName: string) => {
-    void callApiWithParameters("delete_run/", { run_name: runName });
-    const updated = runs.filter((run) => run.run_name !== runName);
-    setIsDeleteModalOpen(false);
-    setRuns(updated);
+  const handleDeleteRun = async (runName: string) => {
+    try {
+      const response = await callApiWithParameters("delete_run/", { run_name: runName });
+
+      if (response?.success) {
+        const updated = runs.filter((run) => run.run_name !== runName);
+        setIsDeleteModalOpen(false);
+        setRuns(updated);
+      } else {
+        alert(`Failed to delete run: ${String(response?.message ?? "Unknown error")}`);
+      }
+    } catch (error) {
+      console.error("Error deleting run:", error);
+      alert("An unexpected error occurred while deleting the run.");
+    }
   };
 
   const handleContinueRun = (runName: string) => {
@@ -331,7 +341,7 @@ export const RunsTable: React.FC<RunsTableProps> = ({
         title={`Delete run "${actionRunName}"?`}
         isOpen={isDeleteModalOpen}
         onConfirm={() => {
-          handleDeleteRun(actionRunName);
+          void handleDeleteRun(actionRunName);
         }}
         onClose={() => {
           setIsDeleteModalOpen(false);

From f1798d77e8929c8774a9dc638aef9042c9ba7cb2 Mon Sep 17 00:00:00 2001
From: Elena-kal <kalbitzer.elena@gmail.com>
Date: Wed, 20 May 2026 22:32:50 +0200
Subject: [PATCH 2/2] improve error messaging

---
 .../src/components/app/runs-table/runs-table.tsx  | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/frontend/src/components/app/runs-table/runs-table.tsx b/frontend/src/components/app/runs-table/runs-table.tsx
index 7324a0f4f..2c9bbe5e8 100644
--- a/frontend/src/components/app/runs-table/runs-table.tsx
+++ b/frontend/src/components/app/runs-table/runs-table.tsx
@@ -1,4 +1,4 @@
-import { RunEditMenu } from "@protzilla/app";
+import { RunEditMenu, useNotification } from "@protzilla/app";
 import {
   DeleteModal,
   Icon,
@@ -113,6 +113,7 @@ export const RunsTable: React.FC<RunsTableProps> = ({
 }) => {
   const navigate = useNavigate();
   const theme = useTheme();
+  const notify = useNotification();
 
   const { handlePointerEnter, handlePointerLeave, showTooltip, mouseAnchor } =
     useTooltipScheduling(true);
@@ -171,11 +172,19 @@ export const RunsTable: React.FC<RunsTableProps> = ({
         setIsDeleteModalOpen(false);
         setRuns(updated);
       } else {
-        alert(`Failed to delete run: ${String(response?.message ?? "Unknown error")}`);
+        notify({
+          title: "Error",
+          message: `Failed to delete run: ${String(response?.message ?? "Unknown error")}`,
+          type: "error",
+        });
       }
     } catch (error) {
       console.error("Error deleting run:", error);
-      alert("An unexpected error occurred while deleting the run.");
+      notify({
+        title: "Error",
+        message: "An unexpected error occurred while deleting the run.",
+        type: "error",
+      });
     }
   };