The message was reported by TortoiseSVN during the update of a sparse working copy (while downloading to the WC several files/MB).
OS: XP SP3 SVN Server: v1.7.8 Tortoise/SVN client 1.8.1 I repeated the operation after cleaning up the WC and it completed successfully. David Lombardi --------------------------- Subversion Exception! --------------------------- Subversion encountered a serious problem. Please take the time to report this on the Subversion mailing list with as much information as possible about what you were trying to do. But please first search the mailing list archives for the error message to avoid reporting the same problem repeatedly. You can find the mailing list archives at http://subversion.apache.org/mailing-lists.html Subversion reported the following (you can copy the content of this dialog to the clipboard using Ctrl-C): In file 'D:\Development\SVN\Releases\TortoiseSVN-1.8.1\ext\subversion\subversion\libsvn_ra_serf\util.c' line 1644: internal malfunction --------------------------- OK ---------------------------