diff --git a/superset-frontend/package-lock.json b/superset-frontend/package-lock.json
index 02aa9563cd93..bda69142ad3d 100644
--- a/superset-frontend/package-lock.json
+++ b/superset-frontend/package-lock.json
@@ -90,6 +90,7 @@
         "js-yaml-loader": "^1.2.2",
         "json-bigint": "^1.0.0",
         "json-stringify-pretty-compact": "^2.0.0",
+        "jsonrepair": "^3.12.0",
         "lodash": "^4.17.21",
         "luxon": "^3.5.0",
         "mapbox-gl": "^2.10.0",
@@ -30368,6 +30369,15 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/jsonrepair": {
+      "version": "3.12.0",
+      "resolved": "https://registry.npmjs.org/jsonrepair/-/jsonrepair-3.12.0.tgz",
+      "integrity": "sha512-SWfjz8SuQ0wZjwsxtSJ3Zy8vvLg6aO/kxcp9TWNPGwJKgTZVfhNEQBMk/vPOpYCDFWRxD6QWuI6IHR1t615f0w==",
+      "license": "ISC",
+      "bin": {
+        "jsonrepair": "bin/cli.js"
+      }
+    },
     "node_modules/JSONStream": {
       "version": "1.3.5",
       "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
diff --git a/superset-frontend/package.json b/superset-frontend/package.json
index a5853a86474c..bff7fe1eae65 100644
--- a/superset-frontend/package.json
+++ b/superset-frontend/package.json
@@ -157,6 +157,7 @@
     "js-yaml-loader": "^1.2.2",
     "json-bigint": "^1.0.0",
     "json-stringify-pretty-compact": "^2.0.0",
+    "jsonrepair": "^3.12.0",
     "lodash": "^4.17.21",
     "luxon": "^3.5.0",
     "mapbox-gl": "^2.10.0",
diff --git a/superset-frontend/src/dashboard/components/Header/Header.test.tsx b/superset-frontend/src/dashboard/components/Header/Header.test.tsx
index e6d526f4089e..278ea446fb78 100644
--- a/superset-frontend/src/dashboard/components/Header/Header.test.tsx
+++ b/superset-frontend/src/dashboard/components/Header/Header.test.tsx
@@ -41,7 +41,7 @@ const initialState = {
     common: {
       conf: {
         DASHBOARD_AUTO_REFRESH_INTERVALS: [
-          [0, "Don't refresh"],
+          [0, 'Do not refresh'],
           [10, '10 seconds'],
         ],
       },
diff --git a/superset-frontend/src/dashboard/components/RefreshIntervalModal.test.tsx b/superset-frontend/src/dashboard/components/RefreshIntervalModal.test.tsx
index 6ef0299665cd..39cd00b5fbaf 100644
--- a/superset-frontend/src/dashboard/components/RefreshIntervalModal.test.tsx
+++ b/superset-frontend/src/dashboard/components/RefreshIntervalModal.test.tsx
@@ -41,7 +41,7 @@ const createProps = () => ({
     common: {
       conf: {
         DASHBOARD_AUTO_REFRESH_INTERVALS: [
-          [0, "Don't refresh"],
+          [0, 'Do not refresh'],
           [10, '10 seconds'],
           [30, '30 seconds'],
           [60, '1 minute'],
@@ -113,7 +113,7 @@ const openRefreshIntervalModal = async () => {
 
 const displayOptions = async () => {
   // Click default refresh interval option to display other options
-  userEvent.click(screen.getByText(/don't refresh/i));
+  userEvent.click(screen.getByText(/do not refresh/i));
 };
 
 const defaultRefreshIntervalModalProps = {
@@ -148,9 +148,9 @@ test('renders refresh interval options', async () => {
   await openRefreshIntervalModal();
   await displayOptions();
 
-  // Assert that both "Don't refresh" instances exist
+  // Assert that both "Do not refresh" instances exist
   // - There will be two at this point, the default option and the dropdown option
-  const dontRefreshInstances = screen.getAllByText(/don't refresh/i);
+  const dontRefreshInstances = screen.getAllByText(/do not refresh/i);
   expect(dontRefreshInstances).toHaveLength(2);
   dontRefreshInstances.forEach(option => {
     expect(option).toBeInTheDocument();
@@ -177,9 +177,9 @@ test('should change selected value', async () => {
   render(setup(editModeOnProps));
   await openRefreshIntervalModal();
 
-  // Initial selected value should be "Don't refresh"
-  const selectedValue = screen.getByText(/don't refresh/i);
-  expect(selectedValue.title).toMatch(/don't refresh/i);
+  // Initial selected value should be "Do not refresh"
+  const selectedValue = screen.getByText(/do not refresh/i);
+  expect(selectedValue.title).toMatch(/do not refresh/i);
 
   // Display options and select "10 seconds"
   await displayOptions();
@@ -187,16 +187,16 @@ test('should change selected value', async () => {
 
   // Selected value should now be "10 seconds"
   expect(selectedValue.title).toMatch(/10 seconds/i);
-  expect(selectedValue.title).not.toMatch(/don't refresh/i);
+  expect(selectedValue.title).not.toMatch(/do not refresh/i);
 });
 
 test('should change selected value to custom value', async () => {
   render(setup(editModeOnProps));
   await openRefreshIntervalModal();
 
-  // Initial selected value should be "Don't refresh"
-  const selectedValue = screen.getByText(/don't refresh/i);
-  expect(selectedValue.title).toMatch(/don't refresh/i);
+  // Initial selected value should be "Do not refresh"
+  const selectedValue = screen.getByText(/do not refresh/i);
+  expect(selectedValue.title).toMatch(/do not refresh/i);
 
   // Display options and select "Custom interval"
   await displayOptions();
@@ -204,7 +204,7 @@ test('should change selected value to custom value', async () => {
 
   // Selected value should now be "Custom interval"
   expect(selectedValue.title).toMatch(/Custom interval/i);
-  expect(selectedValue.title).not.toMatch(/don't refresh/i);
+  expect(selectedValue.title).not.toMatch(/do not refresh/i);
 });
 
 test('should save a newly-selected value', async () => {
diff --git a/superset-frontend/src/features/databases/UploadDataModel/UploadDataModal.test.tsx b/superset-frontend/src/features/databases/UploadDataModel/UploadDataModal.test.tsx
index bf83445dbf29..60540f4ba290 100644
--- a/superset-frontend/src/features/databases/UploadDataModel/UploadDataModal.test.tsx
+++ b/superset-frontend/src/features/databases/UploadDataModel/UploadDataModal.test.tsx
@@ -567,7 +567,7 @@ test('Columnar, does not render the rows', () => {
 });
 
 test('database and schema are correctly populated', async () => {
-  jest.setTimeout(10000);
+  jest.setTimeout(20000);
   render(<UploadDataModal {...csvProps} />, {
     useRedux: true,
   });
diff --git a/superset-frontend/src/utils/getBootstrapData.ts b/superset-frontend/src/utils/getBootstrapData.ts
index e426498e5738..8163c10153ed 100644
--- a/superset-frontend/src/utils/getBootstrapData.ts
+++ b/superset-frontend/src/utils/getBootstrapData.ts
@@ -17,11 +17,28 @@
  * under the License.
  */
 
+import { jsonrepair } from 'jsonrepair';
 import { BootstrapData } from 'src/types/bootstrapTypes';
 import { DEFAULT_BOOTSTRAP_DATA } from 'src/constants';
+import { logging } from '@superset-ui/core';
 
 export default function getBootstrapData(): BootstrapData {
   const appContainer = document.getElementById('app');
-  const dataBootstrap = appContainer?.getAttribute('data-bootstrap');
-  return dataBootstrap ? JSON.parse(dataBootstrap) : DEFAULT_BOOTSTRAP_DATA;
+  const dataBootstrapString = appContainer?.getAttribute('data-bootstrap');
+  if (!dataBootstrapString) {
+    return DEFAULT_BOOTSTRAP_DATA;
+  }
+  try {
+    return JSON.parse(dataBootstrapString);
+  } catch (error) {
+    try {
+      return JSON.parse(jsonrepair(dataBootstrapString));
+    } catch (error) {
+      logging.error(
+        'Malformed JSON in bootstrap data. Using default data instead',
+        error,
+      );
+      return DEFAULT_BOOTSTRAP_DATA;
+    }
+  }
 }
diff --git a/superset/config.py b/superset/config.py
index 6362e39aec7e..668409b10d87 100644
--- a/superset/config.py
+++ b/superset/config.py
@@ -983,7 +983,7 @@ class D3TimeFormat(TypedDict, total=False):
 DASHBOARD_AUTO_REFRESH_MODE: Literal["fetch", "force"] = "force"
 # Dashboard auto refresh intervals
 DASHBOARD_AUTO_REFRESH_INTERVALS = [
-    [0, "Don't refresh"],
+    [0, "Do not refresh"],
     [10, "10 seconds"],
     [30, "30 seconds"],
     [60, "1 minute"],