If a user is not able to login there are a number of possible causes and it is worth working through them one by one with the user.
Is the username or password incorrect?
- Usernames and passwords are cAsE sEnSitIve
- Is the CAPS LOCK SWITCHED ON?
Has the user confirmed their email address?
On many Tribalogic Platform websites a user must confirm their email address before being allowed to log in.
They should have received an email with a link in it allowing them to confirm that they have access to the email address they used to register.
- did they enter the correct email address?
- is the confirmation email in their junk folder or been marked as spam?
Does their browser accept cookies?
In order to track when a user is logged in, the browser they are using must have accept cookies turned on.
Try searching Google to see if this applies to your browser.