TypeError: this.activateMode is not a function

Need help
whenever i try to open up a page to edit it i get the following:

TypeError: this.activateMode is not a function
    at http://staffordtri.net/wp-includes/js/media-views.min.js?ver=5.0.2:1:24754
    at s (http://staffordtri.net/wp-content/plugins/paypal-wp-button-manager/admin/gutenberg/blocks.build.js?ver=1:1:54026)
    at Function.ss (http://staffordtri.net/wp-content/plugins/paypal-wp-button-manager/admin/gutenberg/blocks.build.js?ver=1:1:96431)
    at n._createModes (http://staffordtri.net/wp-includes/js/media-views.min.js?ver=5.0.2:1:24714)
    at n.initialize (http://staffordtri.net/wp-includes/js/media-views.min.js?ver=5.0.2:1:24123)
    at n.initialize (http://staffordtri.net/wp-includes/js/media-views.min.js?ver=5.0.2:1:25761)
    at n.initialize (http://staffordtri.net/wp-includes/js/media-views.min.js?ver=5.0.2:1:28633)
    at n.e.View (http://staffordtri.net/wp-includes/js/backbone.min.js?ver=1.2.3:1:14744)
    at n.constructor (http://staffordtri.net/wp-includes/js/wp-backbone.min.js?ver=5.0.2:1:2616)
    at n.constructor (http://staffordtri.net/wp-includes/js/media-views.min.js?ver=5.0.2:1:23570)

• This topic was modified 7 years, 2 months ago by Steven Stern (sterndata).
• This topic was modified 7 years, 2 months ago by Steven Stern (sterndata).