<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Roberto, <div>You need to give the full ncdump -c output (just the time and latitude coordinate metadata is not adequate), as well as the xdfopen-style descriptor, and the full text of your GrADS session that delivers the error message. </div><div>--Jennifer</div><div><br><div><div>On Oct 5, 2010, at 4:59 PM, Roberto Mera wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div><br><br>Regarding the questions below: I'm using opengrads 2.0.a7.oga.3. and grads 1.9. on linux.<br>First, using sdfopen I get this message:<br><br>sdfopen Desktop/CPDN/nhqhga.pdg6dec.pnw.nc<br>Scanning self-describing file: Desktop/CPDN/nhqhga.pdg6dec.pnw.nc<br>gadsdf: SDF file has no discernable X coordinate.<br><br>Subsequently, I tried xdfopen with a control file. That did not work<br>either. Then I created another ctl file that would read its variables<br>and coordinate system. It opened fine but when I try to just draw the<br>map I get this message no matter which variable I'm working with:<br><br>gancgrid error: nc_get_vara_double failed; NetCDF: Start+count exceeds<br>dimension bound<br>Data Request Error: Error for variable 'p1'<br> Error ocurred at column 1<br><br>ncdump -h :<br><br>netcdf nhqhga.pdg6dec.pnw {<br>dimensions:<br><span class="Apple-tab-span" style="white-space:pre"> </span>X = 110 ;<br><span class="Apple-tab-span" style="white-space:pre"> </span>Y = 117 ;<br><span class="Apple-tab-span" style="white-space:pre"> </span>Z = 1 ;<br>variables:<br><span class="Apple-tab-span" style="white-space:pre"> </span>int time(Z) ;<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>time:long_name = "time" ;<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>time:units = "month" ;<br><span class="Apple-tab-span" style="white-space:pre"> </span>float latitude(Y) ;<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>latitude:long_name = "latitude" ;<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>latitude:units = "degrees_north" ;<br><br><br>.....plus other variables (37)<br><br>Any thoughts?<br><br><br>_______________________________________________<br>gradsusr mailing list<br><a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>http://gradsusr.org/mailman/listinfo/gradsusr<br></div></blockquote></div><br><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div>--</div><div>Jennifer M. Adams</div><div>IGES/COLA</div><div>4041 Powder Mill Road, Suite 302</div><div>Calverton, MD 20705</div><div><a href="mailto:jma@cola.iges.org">jma@cola.iges.org</a></div><div><br class="khtml-block-placeholder"></div><br class="Apple-interchange-newline"></span></span></div></span> </div><br></div></body></html>