yup the notice for split() is gone on the plugins-> web services -> manage tokens page.
note however this (multiplt times) (maybe my db is screwed perhaps?):
Did you remember to make the first column something unique in your call to get_records? Duplicate value '728' found in column 'id'.
line 803 of /lib/dml/mysqli_native_moodle_database.php: call to debugging()
line 364 of /webservice/lib.php: call to mysqli_native_moodle_database->get_records_sql()
line 391 of /webservice/lib.php: call to webservice->get_user_capabilities()
line 7509 of /lib/adminlib.php: call to webservice->get_missing_capabilities_by_users()
line 1343 of /lib/adminlib.php: call to admin_setting_managewebservicetokens->output_html()
line 126 of /admin/settings.php: call to admin_settingpage->output_html()