When I am trying to modify user accounts I get the following error:

There were problems modifying the record: Unable to modify the following records:
imphal
Password (Can not be left blank)
Status (Can not be left blank)
Name (Can not be left blank)
Address (Can not be left blank)
Has_Bought_Online (Can not be left blank)
Surname (Can not be left blank)

This is when they have all got data in, and are not blank.