PageBuilder Preventing WordPress Block editor from saving

Can edit PageBuilder Pages, but not wordpress block editor pages, displays ‘saving’ perpetually. Disabling the PageBuilder plugin resolves the issue.

WP Version 5.0.3
PageBuilder Version 2.10.0
Chrome Console Errors:

api-fetch.min.js?ver=2.2.7:1 POST https://websitename.com.au/wp-admin/post.php?post=2061&action=edit&meta-box-loader=1&_wpnonce=86572a0384&_locale=user 403 (Forbidden)
post.php?post=2061&action=edit:1 Uncaught (in promise) Response {type: "basic", url: "https://websitename.com.au/wp-admin/post.php?post=2…eta-box-loader=1&_wpnonce=86572a0384&_locale=user", redirected: false, status: 403, ok: false, …}
Promise.then (async)
?v=2.0:6 WebSocket connection to 'wss://public-api.wordpress.com/pinghub/wpcom/me/newest-note-data' failed: Error during WebSocket handshake: Unexpected response code: 403
?v=2.0:6 WebSocket connection to 'wss://public-api.wordpress.com/pinghub/wpcom/me/newest-note-data' failed: Error during WebSocket handshake: Unexpected response code: 403

Chrome Console Errors disabled PageBuilder:

VM5013 post.php:73 GET https://idevelopwa.com.au/wp-content/plugins/official-facebook-pixel/core/css/admin.css?ver=5.0.3 net::ERR_ABORTED 404 (Not Found)
load-scripts.php?c=0&load[]=jquery-core,jquery-migrate,utils&ver=5.0.3:9 JQMIGRATE: Migrate is installed, version 1.4.1
?v=2.0:6 WebSocket connection to 'wss://public-api.wordpress.com/pinghub/wpcom/me/newest-note-data' failed: Error during WebSocket handshake: Unexpected response code: 403
frame.js:1 Uncaught TypeError: Cannot read property 'addEventListener' of null
    at frame.js:1
?v=2.0:6 WebSocket connection to 'wss://public-api.wordpress.com/pinghub/wpcom/me/newest-note-data' failed: Error during WebSocket handshake: Unexpected response code: 403