<div dir="ltr">
<p class="MsoNormal" style="margin-bottom:12pt">The problem appeared to be the
extent and the pixel resolution, g.region rast=file solved it, thanks</p><p class="MsoNormal" style="margin-bottom:12pt">Martin<br></p>
</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, Apr 4, 2014 at 6:17 PM, Markus Neteler <span dir="ltr"><<a href="mailto:neteler@osgeo.org" target="_blank">neteler@osgeo.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="">On Fri, Apr 4, 2014 at 2:43 PM, Martin van Brakel<br>
<<a href="mailto:m.l.vanbrakel@gmail.com">m.l.vanbrakel@gmail.com</a>> wrote:<br>
> that helps but it breaks there...<br>
><br>
><br>
> GRASS 7.0.svn> i.pca --overwrite input=pca output_prefix=_msub<br>
> Computing covariance matrix...<br>
> 100%<br>
> Calculating principal components...<br>
> 100%<br>
> Rescaling to range 0,255...<br>
> 100%<br>
> Eigen values, (vectors), and [percent importance]:<br>
> GRASS 7.0.svn><br>
<br>
</div>Please try (just for fun) to not use the leading "_" in the prefix parameter.<br>
<br>
Please also post the output of<br>
<br>
g.version -g<br>
<span class="HOEnZb"><font color="#888888"><br>
Markus<br>
</font></span></blockquote></div><br></div>