Bug#837655: mate-panel: notification area fills the logs with error messages

[Francesco=?utf-8?Q?Potort=C3=AC?=]

Package: mate-panel
Version: 1.14.2-1
Severity: minor

the notification area fills the log with tons of these:

Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate toplevel GtkPlug 0x563481d19660. Allocation is 1x1, but minimum required size is 114x24.
Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate GtkPlug's child NaTrayApplet 0x563481b44310. Allocation is 1x1, but minimum required size is 114x24.
Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate NaTrayApplet's child NaTray 0x563481d231b0. Allocation is 1x1, but minimum required size is 114x24.
Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate NaTray's child GtkBox 0x563481d24140. Allocation is 1x1, but minimum required size is 114x24.
Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate GtkBox's child NaTrayChild 0x563481d26600. Allocation is 24x1, but minimum required size is 24x24.
Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate GtkBox's child NaTrayChild 0x563481d26150. Allocation is 24x1, but minimum required size is 24x24.
Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate GtkBox's child NaTrayChild 0x563481af7c50. Allocation is 22x1, but minimum required size is 22x22.
Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate GtkBox's child NaTrayChild 0x563481d26f60. Allocation is 16x1, but minimum required size is 16x16.
Sep 12 13:59:00 tucano notification-ar[4254]: gtk_widget_size_allocate(): attempt to underallocate GtkBox's child NaTrayChild 0x563481d26ab0. Allocation is 24x1, but minimum required size is 24x24.



-- System Information:
Debian Release: stretch/sid
  APT prefers testing
  APT policy: (990, 'testing'), (101, 'unstable')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 4.6.0-1-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=it_IT.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages mate-applets-common depends on:
ii  dconf-gsettings-backend [gsettings-backend]  0.26.0-1

mate-applets-common recommends no packages.

mate-applets-common suggests no packages.

-- no debconf information