usgs maps -- xpdf crashes

Gary Aitken freebsd at
Wed Apr 2 14:56:02 UTC 2014

On 04/02/14 07:31, Warren Block wrote:
> On Tue, 1 Apr 2014, Gary Aitken wrote:
>> Has anyone had any success downloading the usgs pdf versions of
>> topo maps? After unzipping to get the pdf and feeding to xpdf, I
>> get a core dump. (xpdf v3.03, fbsd 9.2)
> Happens here, also.  The error is Syntax Error: Invalid OCG reference
> in OFF array in default viewing OCCD
> No idea what that really means.  graphics/mupdf can display the same
> PDF.  Other viewers probably can also.


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