fatal error with wp-cron.php

Team,

I can’t work out why but wp-cron triggers a fatal error, when using Bp-rewriters

here is the error and teh stack trace.

Note the only plugins active are buiddypress and bp rewrites

[05-May-2022 05:19:58 UTC] PHP Fatal error:  Uncaught TypeError: Cannot access offset of type string on string in /home/melbour9/northerntouchdotorg/wp-content/plugins/bp-rewrites/src/bp-xprofile/classes/class-xprofile-component.php:79
Stack trace:
#0 /home/melbour9/northerntouchdotorg/wp-includes/class-wp-hook.php(307): BP\Rewrites\XProfile_Component->reset_nav('')
#1 /home/melbour9/northerntouchdotorg/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#2 /home/melbour9/northerntouchdotorg/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
#3 /home/melbour9/northerntouchdotorg/wp-content/plugins/buddypress/bp-core/classes/class-bp-component.php(572): do_action('bp_xprofile_set...')
#4 /home/melbour9/northerntouchdotorg/wp-content/plugins/buddypress/bp-xprofile/classes/class-bp-xprofile-component.php(280): BP_Component->setup_nav(Array, Array)
#5 /home/melbour9/northerntouchdotorg/wp-content/plugins/bp-rewrites/src/bp-xprofile/classes/class-xprofile-component.php(63): BP_XProfile_Component->setup_nav(Array, Array)
#6 /home/melbour9/northerntouchdotorg/wp-includes/class-wp-hook.php(307): BP\Rewrites\XProfile_Component->setup_nav('')
#7 /home/melbour9/northerntouchdotorg/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#8 /home/melbour9/northerntouchdotorg/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
#9 /home/melbour9/northerntouchdotorg/wp-content/plugins/buddypress/bp-core/bp-core-dependency.php(155): do_action('bp_setup_nav')
#10 /home/melbour9/northerntouchdotorg/wp-includes/class-wp-hook.php(307): bp_setup_nav('')
#11 /home/melbour9/northerntouchdotorg/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#12 /home/melbour9/northerntouchdotorg/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
#13 /home/melbour9/northerntouchdotorg/wp-content/plugins/buddypress/bp-core/bp-core-dependency.php(267): do_action('bp_init')
#14 /home/melbour9/northerntouchdotorg/wp-includes/class-wp-hook.php(307): bp_init('')
#15 /home/melbour9/northerntouchdotorg/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#16 /home/melbour9/northerntouchdotorg/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
#17 /home/melbour9/northerntouchdotorg/wp-settings.php(587): do_action('init')
#18 /home/melbour9/northerntouchdotorg/wp-config.php(108): require_once('/home/melbour9/...')
#19 /home/melbour9/northerntouchdotorg/wp-load.php(50): require_once('/home/melbour9/...')
#20 /home/melbour9/northerntouchdotorg/wp-cron.php(44): require_once('/home/melbour9/...')
#21 {main}
  thrown in /home/melbour9/northerntouchdotorg/wp-content/plugins/bp-rewrites/src/bp-xprofile/classes/class-xprofile-component.php on line 79