Login to the site - member-profile page

Dears,I have another issue also when I login as subscriber it takes me direct to the member-profile page and when i fill the data and try to update profile it takes long time without saving data, and every time i login it takes me to the same page.Second point there is profile button for the subscribes in the home page but when i clicked on it it takes me to profile page and it became error. can you help me with this please.best regards,