roll back,merge and tree confilct

Hi, I need to roll back to a particular version. I read this post http://jacwright.com/blog/75/how-to-roll-back-changes-using-subversion/ It tells me to use merge to roll back. However, I failed due to a so-called tree conflict. I don't know how to solve that problem. I tried svn update and upd

target path does not exist.

Hi, When I enter svn update from a working directory, it gives me Target path does not exist? What could be wrong? Thanks.

where is the missing versions

Hi, svn log gives me a list of the history, but I notice that some versions are skipped. In the list, r44 is followed by r49 while r45-r48 is missing. How can I find out those versions? I remember I made some important comments when I commited those versions, but I don't not why they are gone. T

where is the initial checkout

Hi, which command can tell me the repository address of a working directory? Thanks.