"This Webpage Is Not Available" Error Message Displayed When Testing LDAP Connectivity
When testing LDAP connectivity an error message similar to this is displayed:
This webpage is not available The webpage at http://localhost:8090/plugins/servlet/embedded-crowd/directories/troubleshoot/ might be temporarily down or it may have moved permanently to a new web address. Error 330 (net::ERR_CONTENT_DECODING_FAILED): Unknown error.
This is a rare issue where an error message is being returned from the LDAP server, however it's unable to be understood by Confluence.
Check the <conf-home>/logs/atlassian-confluence.log for errors, you should see an error similar to User directory sync fails with LDAP Error Code 49. Resolving this problem will usually be all you need to do.
If you're still having problems, please create an issue at our support site.