Mousepad 0.4.0 in XFCE 4.12 release. When mousepad is run from terminal under root it outputs this following error in terminal.

Example Command:
# mousepad /etc/php/php.ini

Error Output:

(mousepad:32587): GtkSourceView-CRITICAL **: gtk_source_style_scheme_get_id: assertion 'GTK_IS_SOURCE_STYLE_SCHEME (scheme)' failed

(mousepad:32587): GLib-CRITICAL **: g_variant_new_string: assertion 'string != NULL' failed

(mousepad:32587): dconf-WARNING **: failed to commit changes to dconf: The connection is closed

(mousepad:32587): GtkSourceView-CRITICAL **: gtk_source_style_scheme_get_id: assertion 'GTK_IS_SOURCE_STYLE_SCHEME (scheme)' failed

(mousepad:32587): GtkSourceView-CRITICAL **: gtk_source_style_scheme_manager_get_scheme: assertion 'scheme_id != NULL' failed

(mousepad:32587): Gtk-WARNING **: Attempting to store changes into `/root/.local/share/recently-used.xbel', but failed: Failed to create file '/root/.local/share/recently-used.xbel.TTTSUX': No such file or directory

(mousepad:32587): Gtk-WARNING **: Attempting to set the permissions of `/root/.local/share/recently-used.xbel', but failed: No such file or directory