<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Dear Erika,</div><div><br></div><div>did you try to first open the terminal and then start GRASS?</div><div><br></div><div>I had this error as well in the past - I think it disappeared after installing Xcode with the command line tools (note that many things are not installed automatically anymore with Xcode but you have to install the command line tools in the preferences menu)</div><div><br></div><div>Hope this helps</div><div>Ralf</div><div><br></div><br><blockquote type="cite">Dear GRASS community,<br><br>I am new to GRASS and have a Mac OS X Lion 10.7.5. I followed the instructions in<a href="http://www.kyngchaos.com/software/grass">http://www.kyngchaos.com/software/grass</a> and installed the following:<br>1-) GDAL complete 1.9<br>2-) Free Type<br>3-) cairo<br>4-) PIL<br>5-) GRASS.app 6.4.2-5 (Snow Leopard)<br>6-) GRASS GDAL PlugIn<br><br>Finally I created a folder at home named grassdata and downloaded and decompressed the folder spearfish60.<br><br>However, when I want to launch Grass, I get the following message "Terminal got an error: can't get window 1.(-1728)", and a terminal window opens. This happens also after I restart the computer. Cannot understand what is missing or where the problem is.<br><br>I would greatly appreciate any guidance or support, don't know what to do.<br><br>Actually all I want is to view and work with some river basin shape files I downloaded, using an open source GIS.<br><br>Thanks very much in advance for your time on this and for your support.<br><br>Kind regards,<br><br>Erika</blockquote></body></html>