diff --git a/src/containers/NotFound/NotFound.js b/src/containers/NotFound/NotFound.js
index e7ea44bd6..b7cf619a2 100644
--- a/src/containers/NotFound/NotFound.js
+++ b/src/containers/NotFound/NotFound.js
@@ -17,15 +17,18 @@ import { injectIntl } from 'react-intl';
 import { Link } from 'react-router-dom';
 import { Column, Grid, Row } from 'carbon-components-react';
 import { Link as CustomLink } from '@tektoncd/dashboard-components';
-import { urls } from '@tektoncd/dashboard-utils';
+import { ALL_NAMESPACES, urls } from '@tektoncd/dashboard-utils';
 
+import { useSelectedNamespace } from '../../api';
 import robocat from '../../images/robocat_404.svg';
 
 const smallConfig = { offset: 1, span: 2 };
 const mediumConfig = { offset: 2, span: 4 };
 const largeConfig = { offset: 5, span: 6 };
 
-function NotFound({ intl }) {
+function NotFound({ intl, suggestions = [] }) {
+  const { selectedNamespace: namespace } = useSelectedNamespace();
+
   return (
     <Grid className="tkn--not-found">
       <Row narrow>
@@ -61,6 +64,13 @@ function NotFound({ intl }) {
           </p>
 
           <ul>
+            {suggestions.map(({ text, to }) => (
+              <li key={text}>
+                <Link component={CustomLink} to={to}>
+                  {text}
+                </Link>
+              </li>
+            ))}
             <li>
               <Link component={CustomLink} to="/">
                 {intl.formatMessage({
@@ -69,16 +79,34 @@ function NotFound({ intl }) {
                 })}
               </Link>
             </li>
-            <li>
-              <Link component={CustomLink} to={urls.pipelineRuns.all()}>
-                PipelineRuns
-              </Link>
-            </li>
-            <li>
-              <Link component={CustomLink} to={urls.taskRuns.all()}>
-                TaskRuns
-              </Link>
-            </li>
+            {suggestions.length === 0 ? (
+              <>
+                <li>
+                  <Link
+                    component={CustomLink}
+                    to={
+                      namespace !== ALL_NAMESPACES
+                        ? urls.pipelineRuns.byNamespace({ namespace })
+                        : urls.pipelineRuns.all()
+                    }
+                  >
+                    PipelineRuns
+                  </Link>
+                </li>
+                <li>
+                  <Link
+                    component={CustomLink}
+                    to={
+                      namespace !== ALL_NAMESPACES
+                        ? urls.taskRuns.byNamespace({ namespace })
+                        : urls.taskRuns.all()
+                    }
+                  >
+                    TaskRuns
+                  </Link>
+                </li>
+              </>
+            ) : null}
           </ul>
         </Column>
       </Row>
diff --git a/src/containers/NotFound/NotFound.stories.js b/src/containers/NotFound/NotFound.stories.js
index 79259a46a..f901b4838 100644
--- a/src/containers/NotFound/NotFound.stories.js
+++ b/src/containers/NotFound/NotFound.stories.js
@@ -1,5 +1,5 @@
 /*
-Copyright 2021 The Tekton Authors
+Copyright 2021-2022 The Tekton Authors
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
@@ -13,14 +13,21 @@ limitations under the License.
 
 import React from 'react';
 
+import { NamespaceContext } from '../../api';
 import NotFound from './NotFound';
 
+const namespaceContext = {
+  selectedNamespace: 'default'
+};
+
 export default {
   component: NotFound,
   decorators: [
     Story => (
       <div style={{ height: '100vh' }}>
-        <Story />
+        <NamespaceContext.Provider value={namespaceContext}>
+          <Story />
+        </NamespaceContext.Provider>
       </div>
     )
   ],
@@ -28,3 +35,12 @@ export default {
 };
 
 export const Base = () => <NotFound />;
+
+export const CustomSuggestions = () => (
+  <NotFound
+    suggestions={[
+      { text: 'CustomResources', to: '/customresources' },
+      { text: 'Another link', to: '/somewhereelse' }
+    ]}
+  />
+);
diff --git a/src/containers/PipelineRun/PipelineRun.js b/src/containers/PipelineRun/PipelineRun.js
index c02d4c059..c7921dd5a 100644
--- a/src/containers/PipelineRun/PipelineRun.js
+++ b/src/containers/PipelineRun/PipelineRun.js
@@ -48,12 +48,12 @@ import {
   useTaskRuns,
   useTasks
 } from '../../api';
-
 import {
   getLogsRetriever,
   getLogsToolbar,
   getViewChangeHandler
 } from '../../utils';
+import { NotFound } from '..';
 
 const { PIPELINE_TASK, RETRY, STEP, VIEW } = queryParamConstants;
 
@@ -474,6 +474,26 @@ export /* istanbul ignore next */ function PipelineRunContainer({ intl }) {
     { enabled: !!podName && view === 'pod' }
   );
 
+  const isLoading =
+    isLoadingPipelineRun ||
+    isLoadingTaskRuns ||
+    isLoadingTasks ||
+    isLoadingClusterTasks ||
+    isLoadingPipeline;
+
+  if (!isLoading && (pipelineRunError || !pipelineRun)) {
+    return (
+      <NotFound
+        suggestions={[
+          {
+            text: 'PipelineRuns',
+            to: urls.pipelineRuns.byNamespace({ namespace })
+          }
+        ]}
+      />
+    );
+  }
+
   let podDetails;
   if (!currentSelectedStepId) {
     podDetails = (events || pod) && { events, resource: pod };
@@ -517,13 +537,7 @@ export /* istanbul ignore next */ function PipelineRunContainer({ intl }) {
           onFallback: setIsUsingExternalLogs
         })}
         handleTaskSelected={handleTaskSelected}
-        loading={
-          isLoadingPipelineRun ||
-          isLoadingTaskRuns ||
-          isLoadingTasks ||
-          isLoadingClusterTasks ||
-          isLoadingPipeline
-        }
+        loading={isLoading}
         getLogsToolbar={toolbarParams =>
           getLogsToolbar({
             ...toolbarParams,
diff --git a/src/containers/PipelineRun/PipelineRun.test.js b/src/containers/PipelineRun/PipelineRun.test.js
index 2da8afdef..95baf8b5e 100644
--- a/src/containers/PipelineRun/PipelineRun.test.js
+++ b/src/containers/PipelineRun/PipelineRun.test.js
@@ -1,5 +1,5 @@
 /*
-Copyright 2019-2021 The Tekton Authors
+Copyright 2019-2022 The Tekton Authors
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
@@ -14,6 +14,7 @@ limitations under the License.
 import React from 'react';
 import { waitFor } from '@testing-library/react';
 import { createIntl } from 'react-intl';
+import { paths, urls } from '@tektoncd/dashboard-utils';
 
 import { renderWithRouter } from '../../utils/test';
 import * as PipelineRunsAPI from '../../api/pipelineRuns';
@@ -51,19 +52,29 @@ it('PipelineRunContainer renders data', async () => {
 });
 
 it('PipelineRunContainer renders not found state', async () => {
+  const namespace = 'fake_namespace';
+  const pipelineRunName = 'fake_pipelineRunName';
   jest
     .spyOn(PipelineRunsAPI, 'usePipelineRun')
     .mockImplementation(() => ({ data: null, error: null }));
 
-  const { getByText } = renderWithRouter(<PipelineRunContainer intl={intl} />);
-  await waitFor(() => getByText(`PipelineRun not found`));
+  const { getByText } = renderWithRouter(<PipelineRunContainer intl={intl} />, {
+    path: paths.pipelineRuns.byName(),
+    route: urls.pipelineRuns.byName({ pipelineRunName, namespace })
+  });
+  await waitFor(() => getByText(/Page not found/));
 });
 
 it('PipelineRunContainer renders error state', async () => {
+  const namespace = 'fake_namespace';
+  const pipelineRunName = 'fake_pipelineRunName';
   jest
     .spyOn(PipelineRunsAPI, 'usePipelineRun')
     .mockImplementation(() => ({ data: null, error: 'some error' }));
 
-  const { getByText } = renderWithRouter(<PipelineRunContainer intl={intl} />);
-  await waitFor(() => getByText('Error loading PipelineRun'));
+  const { getByText } = renderWithRouter(<PipelineRunContainer intl={intl} />, {
+    path: paths.pipelineRuns.byName(),
+    route: urls.pipelineRuns.byName({ pipelineRunName, namespace })
+  });
+  await waitFor(() => getByText(/Page not found/));
 });
diff --git a/src/containers/Run/Run.js b/src/containers/Run/Run.js
index c3b82ea46..eef7f658e 100644
--- a/src/containers/Run/Run.js
+++ b/src/containers/Run/Run.js
@@ -29,6 +29,7 @@ import { InlineNotification } from 'carbon-components-react';
 
 import { deleteRun, rerunRun, useIsReadOnly, useRun } from '../../api';
 import { getViewChangeHandler } from '../../utils';
+import { NotFound } from '..';
 
 function getRunDuration(run) {
   if (!run) {
@@ -242,6 +243,19 @@ function Run({ intl }) {
     ];
   }
 
+  if (!isFetching && (error || !run)) {
+    return (
+      <NotFound
+        suggestions={[
+          {
+            text: 'Runs',
+            to: urls.runs.byNamespace({ namespace })
+          }
+        ]}
+      />
+    );
+  }
+
   return (
     <>
       {showNotification && (
diff --git a/src/containers/TaskRun/TaskRun.js b/src/containers/TaskRun/TaskRun.js
index 27ea5e1cd..55219d775 100644
--- a/src/containers/TaskRun/TaskRun.js
+++ b/src/containers/TaskRun/TaskRun.js
@@ -40,7 +40,6 @@ import {
   getLogsToolbar,
   getViewChangeHandler
 } from '../../utils';
-
 import {
   cancelTaskRun,
   deleteTaskRun,
@@ -54,31 +53,10 @@ import {
   useTaskByKind,
   useTaskRun
 } from '../../api';
+import { NotFound } from '..';
 
 const { STEP, TASK_RUN_DETAILS, VIEW } = queryParamConstants;
 
-function notification({ intl, kind, message }) {
-  const titles = {
-    info: intl.formatMessage({
-      id: 'dashboard.taskRun.unavailable',
-      defaultMessage: 'TaskRun not available'
-    }),
-    error: intl.formatMessage({
-      id: 'dashboard.taskRun.errorLoading',
-      defaultMessage: 'Error loading TaskRun'
-    })
-  };
-  return (
-    <InlineNotification
-      kind={kind}
-      hideCloseButton
-      lowContrast
-      title={titles[kind]}
-      subtitle={message}
-    />
-  );
-}
-
 export function TaskRunContainer({ intl }) {
   const history = useHistory();
   const location = useLocation();
@@ -358,26 +336,17 @@ export function TaskRunContainer({ intl }) {
     return <SkeletonText heading width="60%" />;
   }
 
-  if (error) {
-    return notification({
-      intl,
-      kind: 'error',
-      message: intl.formatMessage({
-        id: 'dashboard.taskRun.errorLoading',
-        defaultMessage: 'Error loading TaskRun'
-      })
-    });
-  }
-
-  if (!taskRun) {
-    return notification({
-      intl,
-      kind: 'info',
-      message: intl.formatMessage({
-        id: 'dashboard.taskRun.unavailable',
-        defaultMessage: 'TaskRun not available'
-      })
-    });
+  if (error || !taskRun) {
+    return (
+      <NotFound
+        suggestions={[
+          {
+            text: 'TaskRuns',
+            to: urls.taskRuns.byNamespace({ namespace })
+          }
+        ]}
+      />
+    );
   }
 
   const definition = getStepDefinition({
diff --git a/src/nls/messages_de.json b/src/nls/messages_de.json
index ddfca34b0..f090925c6 100644
--- a/src/nls/messages_de.json
+++ b/src/nls/messages_de.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "",
     "dashboard.tableHeader.type": "",
     "dashboard.tableHeader.value": "",
-    "dashboard.taskRun.errorLoading": "",
     "dashboard.taskRun.logs": "Protokolle",
     "dashboard.taskRun.params": "",
     "dashboard.taskRun.resources": "",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "Abgeschlossen",
     "dashboard.taskRun.status.succeeded.warning": "",
     "dashboard.taskRun.status.waiting": "Wartestatus",
-    "dashboard.taskRun.unavailable": "",
     "dashboard.taskRunParams.name": "",
     "dashboard.taskRunParams.value": "",
     "dashboard.taskRuns.errorLoading": "",
diff --git a/src/nls/messages_en.json b/src/nls/messages_en.json
index c838435eb..086f48d8e 100644
--- a/src/nls/messages_en.json
+++ b/src/nls/messages_en.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "Task",
     "dashboard.tableHeader.type": "Type",
     "dashboard.tableHeader.value": "Value",
-    "dashboard.taskRun.errorLoading": "Error loading TaskRun",
     "dashboard.taskRun.logs": "Logs",
     "dashboard.taskRun.params": "Parameters",
     "dashboard.taskRun.resources": "Resources",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "Completed",
     "dashboard.taskRun.status.succeeded.warning": "Completed with exit code {exitCode}",
     "dashboard.taskRun.status.waiting": "Waiting",
-    "dashboard.taskRun.unavailable": "TaskRun not available",
     "dashboard.taskRunParams.name": "Name",
     "dashboard.taskRunParams.value": "Value",
     "dashboard.taskRuns.errorLoading": "Error loading TaskRuns",
diff --git a/src/nls/messages_es.json b/src/nls/messages_es.json
index 1512f937f..6f86fd220 100644
--- a/src/nls/messages_es.json
+++ b/src/nls/messages_es.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "",
     "dashboard.tableHeader.type": "",
     "dashboard.tableHeader.value": "",
-    "dashboard.taskRun.errorLoading": "",
     "dashboard.taskRun.logs": "Anotaciones",
     "dashboard.taskRun.params": "",
     "dashboard.taskRun.resources": "",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "Completado",
     "dashboard.taskRun.status.succeeded.warning": "",
     "dashboard.taskRun.status.waiting": "En espera",
-    "dashboard.taskRun.unavailable": "",
     "dashboard.taskRunParams.name": "",
     "dashboard.taskRunParams.value": "",
     "dashboard.taskRuns.errorLoading": "",
diff --git a/src/nls/messages_fr.json b/src/nls/messages_fr.json
index 09d7edc74..9073ad599 100644
--- a/src/nls/messages_fr.json
+++ b/src/nls/messages_fr.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "",
     "dashboard.tableHeader.type": "",
     "dashboard.tableHeader.value": "",
-    "dashboard.taskRun.errorLoading": "",
     "dashboard.taskRun.logs": "Journaux",
     "dashboard.taskRun.params": "",
     "dashboard.taskRun.resources": "",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "Terminé",
     "dashboard.taskRun.status.succeeded.warning": "",
     "dashboard.taskRun.status.waiting": "En attente",
-    "dashboard.taskRun.unavailable": "",
     "dashboard.taskRunParams.name": "",
     "dashboard.taskRunParams.value": "",
     "dashboard.taskRuns.errorLoading": "",
diff --git a/src/nls/messages_it.json b/src/nls/messages_it.json
index fdcae5434..e53c63fcd 100644
--- a/src/nls/messages_it.json
+++ b/src/nls/messages_it.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "",
     "dashboard.tableHeader.type": "",
     "dashboard.tableHeader.value": "",
-    "dashboard.taskRun.errorLoading": "",
     "dashboard.taskRun.logs": "Log",
     "dashboard.taskRun.params": "",
     "dashboard.taskRun.resources": "",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "Completato",
     "dashboard.taskRun.status.succeeded.warning": "",
     "dashboard.taskRun.status.waiting": "In attesa",
-    "dashboard.taskRun.unavailable": "",
     "dashboard.taskRunParams.name": "",
     "dashboard.taskRunParams.value": "",
     "dashboard.taskRuns.errorLoading": "",
diff --git a/src/nls/messages_ja.json b/src/nls/messages_ja.json
index ae5f52436..4bd5ce503 100644
--- a/src/nls/messages_ja.json
+++ b/src/nls/messages_ja.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "",
     "dashboard.tableHeader.type": "種類",
     "dashboard.tableHeader.value": "値",
-    "dashboard.taskRun.errorLoading": "TaskRunのロード中にエラーが発生しました",
     "dashboard.taskRun.logs": "ログ",
     "dashboard.taskRun.params": "パラメータ",
     "dashboard.taskRun.resources": "",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "完了",
     "dashboard.taskRun.status.succeeded.warning": "",
     "dashboard.taskRun.status.waiting": "待機中",
-    "dashboard.taskRun.unavailable": "TaskRunは使用できません",
     "dashboard.taskRunParams.name": "名前",
     "dashboard.taskRunParams.value": "値",
     "dashboard.taskRuns.errorLoading": "TaskRunのロード中にエラーが発生しました",
diff --git a/src/nls/messages_ko.json b/src/nls/messages_ko.json
index e7ddc6380..54397e4d1 100644
--- a/src/nls/messages_ko.json
+++ b/src/nls/messages_ko.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "",
     "dashboard.tableHeader.type": "",
     "dashboard.tableHeader.value": "",
-    "dashboard.taskRun.errorLoading": "",
     "dashboard.taskRun.logs": "로그",
     "dashboard.taskRun.params": "",
     "dashboard.taskRun.resources": "",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "완료됨",
     "dashboard.taskRun.status.succeeded.warning": "",
     "dashboard.taskRun.status.waiting": "대기 중",
-    "dashboard.taskRun.unavailable": "",
     "dashboard.taskRunParams.name": "",
     "dashboard.taskRunParams.value": "",
     "dashboard.taskRuns.errorLoading": "",
diff --git a/src/nls/messages_pt.json b/src/nls/messages_pt.json
index c83d1fd20..d0b709d79 100644
--- a/src/nls/messages_pt.json
+++ b/src/nls/messages_pt.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "",
     "dashboard.tableHeader.type": "",
     "dashboard.tableHeader.value": "",
-    "dashboard.taskRun.errorLoading": "",
     "dashboard.taskRun.logs": "Logs",
     "dashboard.taskRun.params": "",
     "dashboard.taskRun.resources": "",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "Concluído",
     "dashboard.taskRun.status.succeeded.warning": "",
     "dashboard.taskRun.status.waiting": "Aguardando",
-    "dashboard.taskRun.unavailable": "",
     "dashboard.taskRunParams.name": "",
     "dashboard.taskRunParams.value": "",
     "dashboard.taskRuns.errorLoading": "",
diff --git a/src/nls/messages_zh-Hans.json b/src/nls/messages_zh-Hans.json
index fdd9b3d32..5d411683a 100644
--- a/src/nls/messages_zh-Hans.json
+++ b/src/nls/messages_zh-Hans.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "Task",
     "dashboard.tableHeader.type": "种类",
     "dashboard.tableHeader.value": "值",
-    "dashboard.taskRun.errorLoading": "加载 TaskRun 时失败",
     "dashboard.taskRun.logs": "日志",
     "dashboard.taskRun.params": "参数",
     "dashboard.taskRun.resources": "资源",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "已完成",
     "dashboard.taskRun.status.succeeded.warning": "已完成，退出代码 {exitCode}",
     "dashboard.taskRun.status.waiting": "等待中",
-    "dashboard.taskRun.unavailable": "TaskRun 不可用",
     "dashboard.taskRunParams.name": "名称",
     "dashboard.taskRunParams.value": "值",
     "dashboard.taskRuns.errorLoading": "TaskRun 加载失败",
diff --git a/src/nls/messages_zh-Hant.json b/src/nls/messages_zh-Hant.json
index e1e31177f..448a57d72 100644
--- a/src/nls/messages_zh-Hant.json
+++ b/src/nls/messages_zh-Hant.json
@@ -246,7 +246,6 @@
     "dashboard.tableHeader.task": "",
     "dashboard.tableHeader.type": "",
     "dashboard.tableHeader.value": "",
-    "dashboard.taskRun.errorLoading": "",
     "dashboard.taskRun.logs": "日誌",
     "dashboard.taskRun.params": "",
     "dashboard.taskRun.resources": "",
@@ -260,7 +259,6 @@
     "dashboard.taskRun.status.succeeded": "已完成",
     "dashboard.taskRun.status.succeeded.warning": "",
     "dashboard.taskRun.status.waiting": "等待中",
-    "dashboard.taskRun.unavailable": "",
     "dashboard.taskRunParams.name": "",
     "dashboard.taskRunParams.value": "",
     "dashboard.taskRuns.errorLoading": "",