Index: linux/dbus/xml_write_raw.c
===================================================================
--- linux/dbus/xml_write_raw.c	(revision 1069)
+++ linux/dbus/xml_write_raw.c	(working copy)
@@ -137,7 +137,7 @@
     fd = open(filename, O_WRONLY | O_TRUNC | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
     if (fd == -1)
     {
-        jack_error("open() failed to open conf filename.");
+        jack_error("open() failed to open conf filename. error is %d (%s)", errno, strerror(errno));
         goto exit_free_filename;
     }