What does this error message mean?

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You must make /home2/example/public_html/concrete/config/../libraries/3rdparty/htmldiff.py executable in order to compare versions of pages.

I was trying to compare two different versions of a page.

 
dg1 replied on at Permalink Reply
This thread explains what you need to do to get past this error (involves setting the permissions to 755 for the htmldiff.py file.)

http://www.concrete5.org/community/forums/customizing_c5/how_do_i_e...