Exception Hook update-contacts doesn't exist

When saving the data after updating data of a user obtained from an ldap directory.
With local freepbx users the error does not occur.

Endpint: 16.0.79.5

Exception thrown with message "Hook update-contacts doesn't exist"

Stacktrace:
#16 Exception in /var/www/html/admin/modules/endpoint/Endpoint.class.php:6446
#15 FreePBX\modules\Endpoint:runHook in /var/www/html/admin/modules/endpoint/Endpoint.class.php:6844
#14 FreePBX\modules\Endpoint:regenrateContactFiles in /var/www/html/admin/libraries/BMO/Hooks.class.php:319
#13 call_user_func_array in /var/www/html/admin/libraries/BMO/Hooks.class.php:319
#12 FreePBX\Hooks:executeCall in /var/www/html/admin/libraries/BMO/Hooks.class.php:354
#11 FreePBX\Hooks:processHooks in /var/www/html/admin/modules/contactmanager/Contactmanager.class.php:3851
#10 FreePBX\modules\Contactmanager:updateContactUpdatedDetails in /var/www/html/admin/modules/contactmanager/Contactmanager.class.php:2005
#9 FreePBX\modules\Contactmanager:updateUsermanEntryByGroupID in /var/www/html/admin/modules/contactmanager/Contactmanager.class.php:1345
#8 FreePBX\modules\Contactmanager:usermanUpdateUser in /var/www/html/admin/libraries/BMO/Hooks.class.php:212
#7 call_user_func_array in /var/www/html/admin/libraries/BMO/Hooks.class.php:212
#6 FreePBX\Hooks:processHooksByClassMethod in /var/www/html/admin/modules/userman/functions.inc/auth/Auth.php:39
#5 FreePBX\modules\Userman\Auth\Auth:updateUserHook in /var/www/html/admin/modules/userman/functions.inc/auth/modules/Openldap2.php:896
#4 FreePBX\modules\Userman\Auth\Openldap2:updateUser in /var/www/html/admin/modules/userman/Userman.class.php:2555
#3 FreePBX\modules\Userman:updateUser in /var/www/html/admin/modules/userman/Userman.class.php:608
#2 FreePBX\modules\Userman:doConfigPageInit in /var/www/html/admin/libraries/BMO/GuiHooks.class.php:291
#1 FreePBX\GuiHooks:doBMOConfigPage in /var/www/html/admin/libraries/BMO/GuiHooks.class.php:252
#0 FreePBX\GuiHooks:doConfigPageInits in /var/www/html/admin/config.php:449