Hello @sokaluc,
My name is Henry and I am happy to assist with your inquiry, and appreciate you contacting LastPass Support!
I am sorry about the issues you are having with your account. Please follow our Basic Troubleshooting steps and you should be able to log in normally again.
Please let me know if this worked or if further assistance is required.
Thank you,
Henry | Customer Care
Thank you! Reinstalling of the browser extension helped in my case. I appreciate your help!