<div dir="ltr">OK, I just found the answer in the archives. The answer is: go to the terminal and issue:<div><pre class="" style="margin-top:0px;margin-bottom:10px;padding:5px;border:0px;font-size:12px;vertical-align:baseline;overflow:auto;width:auto;max-height:600px;font-family:Consolas,Menlo,Monaco,'Lucida Console','Liberation Mono','DejaVu Sans Mono','Bitstream Vera Sans Mono','Courier New',monospace,serif;background-color:rgb(238,238,238);color:rgb(57,51,24);word-wrap:normal;line-height:18px"><code style="margin:0px;padding:0px;border:0px;vertical-align:baseline;font-family:Consolas,Menlo,Monaco,'Lucida Console','Liberation Mono','DejaVu Sans Mono','Bitstream Vera Sans Mono','Courier New',monospace,serif;color:rgb(34,34,34);white-space:inherit"><span class="" style="margin:0px;padding:0px;border:0px;vertical-align:baseline;color:rgb(0,0,0)">rm -rf `biber --cache`</span></code></pre><pre class="" style="margin-top:0px;margin-bottom:10px;padding:5px;border:0px;font-size:12px;vertical-align:baseline;overflow:auto;width:auto;max-height:600px;font-family:Consolas,Menlo,Monaco,'Lucida Console','Liberation Mono','DejaVu Sans Mono','Bitstream Vera Sans Mono','Courier New',monospace,serif;background-color:rgb(238,238,238);color:rgb(57,51,24);word-wrap:normal;line-height:18px"><code style="margin:0px;padding:0px;border:0px;vertical-align:baseline;font-family:Consolas,Menlo,Monaco,'Lucida Console','Liberation Mono','DejaVu Sans Mono','Bitstream Vera Sans Mono','Courier New',monospace,serif;color:rgb(34,34,34);white-space:inherit"><span class="" style="margin:0px;padding:0px;border:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></span></code></pre><pre class="" style="margin-top:0px;margin-bottom:10px;padding:5px;border:0px;font-size:12px;vertical-align:baseline;overflow:auto;width:auto;max-height:600px;font-family:Consolas,Menlo,Monaco,'Lucida Console','Liberation Mono','DejaVu Sans Mono','Bitstream Vera Sans Mono','Courier New',monospace,serif;background-color:rgb(238,238,238);color:rgb(57,51,24);word-wrap:normal;line-height:18px"><code style="margin:0px;padding:0px;border:0px;vertical-align:baseline;font-family:Consolas,Menlo,Monaco,'Lucida Console','Liberation Mono','DejaVu Sans Mono','Bitstream Vera Sans Mono','Courier New',monospace,serif;color:rgb(34,34,34);white-space:inherit"><span class="" style="margin:0px;padding:0px;border:0px;vertical-align:baseline;color:rgb(0,0,0)">best,</span></code></pre><pre class="" style="margin-top:0px;margin-bottom:10px;padding:5px;border:0px;font-size:12px;vertical-align:baseline;overflow:auto;width:auto;max-height:600px;font-family:Consolas,Menlo,Monaco,'Lucida Console','Liberation Mono','DejaVu Sans Mono','Bitstream Vera Sans Mono','Courier New',monospace,serif;background-color:rgb(238,238,238);color:rgb(57,51,24);word-wrap:normal;line-height:18px"><code style="margin:0px;padding:0px;border:0px;vertical-align:baseline;font-family:Consolas,Menlo,Monaco,'Lucida Console','Liberation Mono','DejaVu Sans Mono','Bitstream Vera Sans Mono','Courier New',monospace,serif;color:rgb(34,34,34);white-space:inherit"><span class="" style="margin:0px;padding:0px;border:0px;vertical-align:baseline;color:rgb(0,0,0)">John Burt</span></code></pre></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Dec 26, 2014 at 9:55 AM, John Burt <span dir="ltr"><<a href="mailto:burt@brandeis.edu" target="_blank">burt@brandeis.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">When I call biber from TeXShop as usual, I have begun getting an error message I don't understand:<div><br></div><div><p style="margin:0px;font-size:10px;font-family:Monaco">data source /var/folders/yh/5bxw_bps5nqgydxxbcyyrrg80000gn/T/par-6a6f686e62757274/cache-1ea1c894d061cba85b64a1b380f6c297de02c7c4//inc/lib/Biber/LaTeX/recode_data.xml not found in .</p>
<p style="margin:0px;font-size:10px;font-family:Monaco">INFO - This is Biber 1.8</p>
<p style="margin:0px;font-size:10px;font-family:Monaco">INFO - Logfile is 'newsecondinaugarticle.blg'</p></div><div><br></div><div>If I change my file to use BibTeX instead, and call BibTeX from Alpha rather than</div><div>from TeXShop I also don't get a bibliography.</div><div><br></div><div>I find that I can run BibTeX, but not biber, from the command line. Does anyone have any idea what is going on?</div><span class="HOEnZb"><font color="#888888"><div><br></div><div>John Burt</div><div><br></div></font></span></div>
</blockquote></div><br></div>