I believe this is related to the bug I reported on 24-September-2012 (#2446).
My description, via Deskzilla Lite, had subject line
"possible need to synchronize an update involving multiple files"
It appears a recent change in
to use helpLink might require a corresponding revision of
(svn update in pg/macros reports "At revision 7146.")
The symptom is getting a message
You don't have permission to access /webwork2_files/helpFiles/ on this server.
after clicking on a help link.
In the near term, I have restored an older version of AnswerFormatHelp.pl
++++ update Oct 18 checksum for file defining helpLink
Access to helpfiles from a WebWork problem
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