Unable to acess lab

I tried logging into lab but could not acsess it. throwing an error too many logins for username. Permission denied.
Please help me.
THanks!

I tried again after an hr. Its working now
THanks!

same error i got many times and its resolved automatically and its come again and again…

@bigdata_practice, we set hard limit so that people do not abuse the system. However some of the genuine guys are impacted. Please let us know how are you logging in? Web Console or some thing else?

When I connected through web console I got that error. when I tried putty it worked.