why some links under the page tree have the url like '..pageaction?pageId...' instead of the actual page name (e.g. http://confluence/KEY/My+page+name? And how to change it to a normal page name?
It is because you have some special characters in the page name. See https://jira.atlassian.com/browse/CONF-11285 for some more details.
It looks like you're new here. Sign in or register to get started.