What's this 405 Method Not Allowed svn error?

When tr开发者_StackOverflow社区ying to commit I get:

405 Method Not Allowed

In response to a MKACTIVITY request.

Similar issue resolved by this user should be a pointer

I had a similar problem with MKACTIVITY on googlecode. It was because I had checked out the repository with http:, but check-ins required https:.

and the comment

You either need to recheckout the folder with https: (or if you're sneaky clear out the folder except for the .svn, then modify the contents of .svn/entries which has the url from http => https. Now the commit screen would show the https URL