Hi Dima, it may not be a Crowd issue, we have some KBs describing similar behavior when the application is behind a proxy:
You may want to take a look at the article and see if they help.
Atlassian Summit is an excellent opportunity for in-person support, training, and networking.Learn more
Do you own more than one Server or Data Center product? Do you have challenges provisioning users across your Atlassian products? Are you spending a lot of time integrating each Atlassian product wit...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG