Error using latest release with WPglobulus extension

we are running wp 5.1.8 with php 5.4.16 wpglobulus 2.5.18 and when we activate zotpress 7.2 (since last update, no problem before) we get the following error in the navigator :
`TypeError: wp.blockEditor is undefined
ZotpressBibButton http://www.xxx.net/wp-content/plugins/zotpress/js/zotpress.gutenberg.min.js?ver=5.1.8:1
ph http://www.xxxx.net/wp-includes/js/dist/vendor/react-dom.min.js?ver=16.6.3:97
eg http://www.xxxx.net/wp-includes/js/dist/vendor/react-dom.min.js?ver=16.6.3:125
fg http://www.xxx.net/wp-includes/js/dist/vendor/react-dom.min.js?ver=16.6.3:126
wc http://www.xxxx.net/wp-includes/js/dist/vendor/react-dom.min.js?ver=16.6.3:138
fa http://www.xxxx.net/wp-includes/js/dist/vendor/react-dom.min.js?ver=16.6.3:137
ng http://www.xxx.net/wp-includes/js/dist/vendor/react-dom.min.js?ver=16.6.3:149
Se http://www.xxxx.net/wp-includes/js/dist/vendor/react-dom.min.js?ver=16.6.3:40