It sound that something is wrong with cairo. Can you try with a newer libcairo and see if that fix the problem? I'm using 1.8.0 without problems.
The alignment issues are from Oregano, but in the attached image you can see all the componentes. And the last, but not least, this happend with all export formats? -- -- Ricardo Markiewicz http://www.gazer.com.ar/
<<attachment: Osziauskopplung_working.png>>