Crash when locking a user with no password

Fatal error: Uncaught TypeError: Argument 2 passed to userManagement::lockUser() must be of the type string, null given, called in /usr/share/fusiondirectory/plugins/admin/users/class_userManagement.inc on line 94 and defined in /usr/share/fusiondirectory/plugins/admin/users/class_userManagement.inc:104 
Stack trace: 
#0 /usr/share/fusiondirectory/plugins/admin/users/class_userManagement.inc(94): userManagement::lockUser('unlock', NULL, 'uid=valerie.cha...') 
#1 /usr/share/fusiondirectory/include/management/actions/class_Action.inc(170): userManagement->lockUsers(Array) 
#2 /usr/share/fusiondirectory/include/management/class_management.inc(404): Action->execute(Object(userManagement), Array) 
#3 /usr/share/fusiondirectory/include/management/class_management.inc(443): management->handleAction(Array) 
#4 /usr/share/fusiondirectory/include/management/class_management.inc(1254): management->execute() 
#5 /usr/share/fusiondirectory/include/class_pluglist.inc(564): management::mainInc() 
#6 /usr/share/fusiondirectory/html/main.php(225) in /usr/share/fusiondirectory/plugins/admin/users/class_userManagement.inc on line 104

changed milestone to %FusionDirectory 1.4

By Côme Chilliet on 2019-06-27T10:31:16 (imported from GitLab)

added PJ1811-0242 label

changed due date to June 27, 2019

By Côme Chilliet on 2019-06-27T10:31:26 (imported from GitLab)

mentioned in merge request !616

By Côme Chilliet on 2019-06-27T10:31:41 (imported from GitLab)

created merge request !616 to address this issue

By Côme Chilliet on 2019-06-27T10:31:41 (imported from GitLab)

mentioned in commit 24daca52

By Côme Chilliet on 2019-06-27T10:44:13 (imported from GitLab)

added 1h of time spent at 2019-06-27

By Côme Chilliet on 2019-06-27T12:42:44 (imported from GitLab)

added fusiondirectory-core label

It seems to work fine now

By Côme Chilliet on 2019-06-27T13:34:39 (imported from GitLab)

added To Be Tested label

assigned to @jswaelens and unassigned @MCMic

By bmortier on 2019-07-03T08:10:53 (imported from GitLab)

Lock and delock work well on demo-dev

By Jonathan Swaelens on 2019-07-11T13:16:25 (imported from GitLab)

closed

By Jonathan Swaelens on 2019-07-11T13:16:26 (imported from GitLab)

added 5m of time spent at 2019-07-11

By Jonathan Swaelens on 2019-07-11T13:16:27 (imported from GitLab)

removed due date

By Jonathan Swaelens on 2019-07-11T13:16:28 (imported from GitLab)

added Fixed label and removed To Be Tested label