"Your company's license for SugarCRM needs to be validated. Only admins may login.

"Your company's license for SugarCRM needs to be validated. Only admins may login." Error pop-up all the time 

I have reset a admin Password from dB and also change the license type of Admin user every time i enter admin user and password it shows above error and i m not able to login and re-validate the license. Please Assist on this