Subversion Exception

I got an exception on update; Windows 7 Home Premium 64-bit. I have been
using Tortoise for over a year without problem. I don't think I was doing
anything unusual today except for having a large number of unversioned
binary files in the folder.

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Subversion Exception!
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...

In file
 'D:\Development\SVN\Releases\TortoiseSVN-1.7.3\ext\subversion\subversion\libsvn_wc\update_editor.c'
 line 1583: assertion failed (action == svn_wc_conflict_action_edit ||
action
 == svn_wc_conflict_action_delete || action ==
svn_wc_conflict_action_replace)
---------------------------
OK
---------------------------
Received on 2012-01-18 07:48:49 CET