Error with doing anything on Site Kit 1.8.1

Checked console and confirmed issue is with the plugin (tried re-uploading, disabling, re-enabling etc).

Error in Console:

load-scripts.php?c=0&load[chunk_0]=jquery-core,jquery-migrate&ver=5.4.1:8 JQMIGRATE: Migrate is installed, version 1.4.1

googlesitekit-dashboard.js?ver=1.8.1:1
Uncaught TypeError: Cannot read property 'call' of undefined
    at __webpack_require__ (googlesitekit-dashboard.js?ver=1.8.1:1)
    at Module.<anonymous> (googlesitekit-dashboard.js?ver=1.8.1:44)
    at Module.<anonymous> (googlesitekit-dashboard.js?ver=1.8.1:44)
    at __webpack_require__ (googlesitekit-dashboard.js?ver=1.8.1:1)
    at a (googlesitekit-dashboard.js?ver=1.8.1:1)
    at googlesitekit-dashboard.js?ver=1.8.1:1
    at googlesitekit-dashboard.js?ver=1.8.1:1
__webpack_require__ @ googlesitekit-dashboard.js?ver=1.8.1:1
(anonymous) @ googlesitekit-dashboard.js?ver=1.8.1:44
(anonymous) @ googlesitekit-dashboard.js?ver=1.8.1:44
__webpack_require__ @ googlesitekit-dashboard.js?ver=1.8.1:1
a @ googlesitekit-dashboard.js?ver=1.8.1:1
(anonymous) @ googlesitekit-dashboard.js?ver=1.8.1:1
(anonymous) @ googlesitekit-dashboard.js?ver=1.8.1:1

googlesitekit-modules.js?ver=1.8.1:1
Uncaught TypeError: Cannot read property 'call' of undefined
    at __webpack_require__ (googlesitekit-modules.js?ver=1.8.1:1)
    at Module.<anonymous> (googlesitekit-modules.js?ver=1.8.1:1)
    at Module.417 (googlesitekit-modules.js?ver=1.8.1:1)
    at __webpack_require__ (googlesitekit-modules.js?ver=1.8.1:1)
    at r (googlesitekit-modules.js?ver=1.8.1:1)
    at googlesitekit-modules.js?ver=1.8.1:1
    at googlesitekit-modules.js?ver=1.8.1:1
__webpack_require__ @ googlesitekit-modules.js?ver=1.8.1:1
(anonymous) @ googlesitekit-modules.js?ver=1.8.1:1
417 @ googlesitekit-modules.js?ver=1.8.1:1
__webpack_require__ @ googlesitekit-modules.js?ver=1.8.1:1
r @ googlesitekit-modules.js?ver=1.8.1:1
(anonymous) @ googlesitekit-modules.js?ver=1.8.1:1
(anonymous) @ googlesitekit-modules.js?ver=1.8.1:1

googlesitekit-datastore-site.js?ver=1.8.1:1
Uncaught TypeError: Cannot read property 'call' of undefined
    at __webpack_require__ (googlesitekit-datastore-site.js?ver=1.8.1:1)
    at Module.432 (googlesitekit-datastore-site.js?ver=1.8.1:1)
    at __webpack_require__ (googlesitekit-datastore-site.js?ver=1.8.1:1)
    at r (googlesitekit-datastore-site.js?ver=1.8.1:1)
    at googlesitekit-datastore-site.js?ver=1.8.1:1
    at googlesitekit-datastore-site.js?ver=1.8.1:1
__webpack_require__ @ googlesitekit-datastore-site.js?ver=1.8.1:1
432 @ googlesitekit-datastore-site.js?ver=1.8.1:1
__webpack_require__ @ googlesitekit-datastore-site.js?ver=1.8.1:1
r @ googlesitekit-datastore-site.js?ver=1.8.1:1
(anonymous) @ googlesitekit-datastore-site.js?ver=1.8.1:1
(anonymous) @ googlesitekit-datastore-site.js?ver=1.8.1:1

googlesitekit-modules-analytics.js?ver=1.8.1:1
Uncaught TypeError: Cannot read property 'call' of undefined
    at __webpack_require__ (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at Object.431 (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at __webpack_require__ (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at Object.<anonymous> (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at Object.416 (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at __webpack_require__ (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at Module.415 (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at __webpack_require__ (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at r (googlesitekit-modules-analytics.js?ver=1.8.1:1)
    at googlesitekit-modules-analytics.js?ver=1.8.1:1

Please can you assist?