User can't chane the password

Hello,

I'm the new administrator for the application PROJEQTOR in my company
When i create users with the new password , users can't change the password , i don't know why 

Message Erreur : "Invalid controls.

you don't have rights to update this item (Resource #78)
you don't have rights to update this item (Contact #78)"

#78 is the ID for User

Thank you so much for your help
Mehdi