Compton patch for error 9 caused by Java AWT tray icon creation. Occurs occasionally with Tint2 and possibly other system trays. You can find Compton at https://github.com/chjj/compton. Put the patch in the source folder and execute "patch < trayfix.patch

trayfix.patch

--- compton.c   2012-04-23 20:49:21.000000000 +0300
+++ compnew.c   2012-04-23 20:49:09.000000000 +0300
@@ -1005,6 +1005,11 @@
       continue;
     }

+       /* patch for error 9 caused by java AWT tray icons */
+       if (w->a.width < 2 && w->a.height < 2) {
+               continue;
+       }
+
     if (!w->picture) {
       XRenderPictureAttributes pa;
       XRenderPictFormat *format;