InvalidArgumentException: uid must not be an empty string!

nextcloud

#1
{"reqId":"273IyIyIH6173gEV5fxy","level":3,"time":"2019-04-15T09:45:12+00:00","remoteAddr":"","user":"--","app":"user_ldap","method":"","url":"--","message":"uid for 'uid=julia.grulich,cn=users,dc=xxx,dc=com' must not be an empty string","userAgent":"--","version":"14.0.6.0"}
{"reqId":"273IyIyIH6173gEV5fxy","level":3,"time":"2019-04-15T09:45:12+00:00","remoteAddr":"","user":"--","app":"core","method":"","url":"--","message":{"Exception":"InvalidArgumentException","Message":"uid must not be an empty string!","Code":0,"Trace":[{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/User\/Manager.php","line":133,"function":"__construct","class":"OCA\\User_LDAP\\User\\User","type":"->","args":["","uid=julia.grulich,cn=users,dc=xxx,dc=com",{"connection":{"hasPrimaryGroups":false,"hasGidNumber":true,"__class__":"OCA\\User_LDAP\\Connection"},"userManager":{"__class__":"OCA\\User_LDAP\\User\\Manager"},"__class__":"OCA\\User_LDAP\\Access"},{"__class__":"OC\\AllConfig"},{"__class__":"OCA\\User_LDAP\\FilesystemHelper"},{"__class__":"OCP\\Image"},{"__class__":"OCA\\User_LDAP\\LogWrapper"},{"__class__":"OC\\AvatarManager"},{"__class__":"OC\\User\\Manager"},{"__class__":"OC\\Notification\\Manager"}]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/User\/Manager.php","line":246,"function":"createAndCache","class":"OCA\\User_LDAP\\User\\Manager","type":"->","args":["uid=julia.grulich,cn=users,dc=xxx,dc=com",""]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/User\/Manager.php","line":272,"function":"createInstancyByUserName","class":"OCA\\User_LDAP\\User\\Manager","type":"->","args":[""]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/User_LDAP.php","line":312,"function":"get","class":"OCA\\User_LDAP\\User\\Manager","type":"->","args":[""]},{"function":"userExistsOnLDAP","class":"OCA\\User_LDAP\\User_LDAP","type":"->","args":[""]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/User_Proxy.php","line":81,"function":"call_user_func_array","args":[[{"__class__":"OCA\\User_LDAP\\User_LDAP"},"userExistsOnLDAP"],[""]]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/Proxy.php","line":152,"function":"walkBackends","class":"OCA\\User_LDAP\\User_Proxy","type":"->","args":["","userExistsOnLDAP",[""]]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/User_Proxy.php","line":184,"function":"handleRequest","class":"OCA\\User_LDAP\\Proxy","type":"->","args":["","userExistsOnLDAP",[""]]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/Jobs\/CleanUp.php","line":202,"function":"userExistsOnLDAP","class":"OCA\\User_LDAP\\User_Proxy","type":"->","args":[""]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/Jobs\/CleanUp.php","line":193,"function":"checkUser","class":"OCA\\User_LDAP\\Jobs\\CleanUp","type":"->","args":[{"dn":"uid=julia.grulich,cn=users,dc=xxx,dc=com","name":"","uuid":"e25ab000-a904-1037-97f8-19464a84edf5"}]},{"file":"\/var\/www\/html\/apps\/user_ldap\/lib\/Jobs\/CleanUp.php","line":149,"function":"checkUsers","class":"OCA\\User_LDAP\\Jobs\\CleanUp","type":"->","args":[[{"dn":"uid=g.moretti,cn=users,dc=xxx,dc=com","name":"g.moretti","uuid":"def0bda6-a904-1037-9799-19464a84edf5"},

Not sure when this problem starts. But feels like than the group sync isn’t work anymore. LDAP Tests said everything is ok (and also counted the groups correct)