errors after authorize

hi,

i already managed to authorize the plugin, but when i hit import it give me many errors and doesn’t import anything:

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 447

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 448

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 447

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 448

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 447

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 448

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 447

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 448

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 447

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 448

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 447

Warning: strpos(): Offset not contained in string in /home/utdliving/public_html/wp-content/plugins/google-calendar-woocommerce-bookings-two-way-sync/ninja-google-calendar-woocommerce-bookings-two-way-sync.php on line 448

thanks
mark

https://www.ads-software.com/plugins/google-calendar-woocommerce-bookings-two-way-sync/