Umbraco 13 - Workflow Settings not showing configuration after upgrading from Umbraco 13.5.2 to 13.9.3

Umbraco Workflow settings configuartion disappear in the backoffice after upgrading from Umbraco 13.5.2 to Umbraco 13.9.3. Please see the screenshot below.

I have re-installed and upgraded the Umbraco.Workflow package from 13.2.0 to 13.4.5.

I have also added Workflow Configuration to the appsettings.json the settings page is still not showing.

Kamal

Console log:



<meta name="apple-mobile-web-app-capable" content="yes"> is deprecated. Please include <meta name="mobile-web-app-capable" content="yes">

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.665Z] Information: Normalizing '/umbraco/WorkflowHub' to 'https://localhost/umbraco/WorkflowHub'.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.667Z] Debug: Starting HubConnection.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.667Z] Debug: Starting connection with transfer format 'Text'.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.669Z] Debug: Sending negotiation request: https://localhost/umbraco/WorkflowHub/negotiate?negotiateVersion=1.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.733Z] Debug: Selecting transport 'WebSockets'.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.838Z] Information: WebSocket connected to wss://localhost/umbraco/WorkflowHub?id=ImEQIRP66Ltd7YuFHxc8dA.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.839Z] Debug: The HttpConnection connected successfully.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.839Z] Debug: Sending handshake request.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.840Z] Information: Using HubProtocol 'json'.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.863Z] Debug: Server handshake complete.

signalr.min.js?umb__rnd=dcc4e6bb566855817ed231f98e837ad44236388d:1 [2025-08-28T08:48:31.864Z] Debug: HubConnection connected successfully.

2angular.js:15697  Error: [$parse:syntax] http://errors.angularjs.org/1.8.3/$parse/syntax?p0=%7B&p1=invalid%20key&p2=2&p3=%7B%7B%20property.readonly%20%3D%3D%3D%20true%20%7D%7D&p4=%7B%20property.readonly%20%3D%3D%3D%20true%20%7D%7D

    at angular.js:99:1

    at q.throwError (angular.js:16255:11)

    at q.object (angular.js:16244:11)

    at q.primary (angular.js:16133:17)

    at q.unary (angular.js:16121:14)

    at q.multiplicative (angular.js:16108:16)

    at q.additive (angular.js:16099:16)

    at q.relational (angular.js:16090:16)

    at q.equality (angular.js:16081:16)

    at q.logicalAND (angular.js:16073:16)

(anonymous) @ angular.js:15697

(anonymous) @ angular.js:11956

$digest @ angular.js:19288

$apply @ angular.js:19630

k @ angular.js:13473

v @ angular.js:13730

y.onload @ angular.js:13635

XMLHttpRequest.send

(anonymous) @ angular.js:13692

s @ angular.js:13418

(anonymous) @ angular.js:13159

(anonymous) @ angular.js:18075

$digest @ angular.js:19242

(anonymous) @ angular.js:19562

Yg.completeTask @ angular.js:21403

(anonymous) @ angular.js:6879

setTimeout

Fg.h.defer @ angular.js:6877

$evalAsync @ angular.js:19560

(anonymous) @ angular.js:17947

k @ angular.js:18123

l @ angular.js:18150

h @ angular.js:18134

resolve @ angular.js:18025

m @ angular.js:13485

g @ angular.js:13466

k @ angular.js:13472

v @ angular.js:13730

y.onload @ angular.js:13635

XMLHttpRequest.send

(anonymous) @ angular.js:13692

s @ angular.js:13418

(anonymous) @ angular.js:13159

(anonymous) @ angular.js:18075

$digest @ angular.js:19242

$apply @ angular.js:19630

(anonymous) @ angular.js:21773

Yg.completeTask @ angular.js:21403

(anonymous) @ angular.js:6879

setTimeout

Fg.h.defer @ angular.js:6877

f @ angular.js:21763

(anonymous) @ umbraco.directives.min.js?d=606a81250b77ab1fcbd5f868a94b5e0459fc37c9:1

(anonymous) @ angular.js:9657

$digest @ angular.js:19242

$apply @ angular.js:19630

k @ angular.js:13473

v @ angular.js:13730

y.onload @ angular.js:13635

XMLHttpRequest.send

(anonymous) @ angular.js:13692

s @ angular.js:13418

(anonymous) @ angular.js:13159

(anonymous) @ angular.js:18075

$digest @ angular.js:19242

$apply @ angular.js:19630

(anonymous) @ angular.js:29127

dispatch @ jquery.min.js?d=606a81250b77ab1fcbd5f868a94b5e0459fc37c9:2

v.handle @ jquery.min.js?d=606a81250b77ab1fcbd5f868a94b5e0459fc37c9:2