48/5000 Problem with the Messages and Notifications link

Good morning, please can you help me with a link change topic when I click the button (New Message) ... I explain when I click on this link (http://10.100.104.162:8285/private_message/create) ... And it gives an error I should go to the link (http://10.100.104.162:8285/opigno/private_message/create) and here if it works. How can I change those links ... It happens the same to me when I click on the home button that is called (see more) in notifications. Go to the link (http://10.100.104.162:8285/notifications) and you should go to (http://10.100.104.162:8285/opigno/notifications) ... Thank you in advance.