Since the update today, Steam appears in my traybar (KDE 4.9, Ubuntu 12.10), but it has no picture.

Steam log

STEAM_RUNTIME is enabled automatically on ubuntu
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
unlinked 0 orphaned pipes
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
[0131/155228:WARNING:proxy_service.cc(646)] PAC support disabled because there is no system implementation
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
Generating new string page texture 2: 48x256, total string texture memory is 49,15 KB
Generating new string page texture 3: 384x256, total string texture memory is 442,37 KB
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
Installing breakpad exception handler for appid(steam)/version(1359600063_client)
`menu_proxy_module_load': /home/jan/.local/share/Steam/ubuntu12_32/steam: undefined symbol: menu_proxy_module_load

(steam:25920): Gtk-WARNING **: Failed to load type module: (null)

Adding license for package 0
Adding license for package 1
Adding license for package 11
Adding license for package 77
Adding license for package 218
Adding license for package 474
Adding license for package 1116
Adding license for package 1289
Adding license for package 1295
Adding license for package 1602
Adding license for package 2832
Adding license for package 4991
Adding license for package 6099
Adding license for package 6222
Adding license for package 6382
Adding license for package 6516
Adding license for package 6877
Adding license for package 6896
Adding license for package 7254
Adding license for package 7255
Adding license for package 7353
Adding license for package 7391
Adding license for package 7815
Adding license for package 8184
Adding license for package 11001
Adding license for package 11010
Adding license for package 11544
Adding license for package 11691
Adding license for package 11733
Adding license for package 11793
Adding license for package 11920
Adding license for package 12000
Adding license for package 12064
Adding license for package 12318
Adding license for package 12361
Adding license for package 12389
Adding license for package 12517
Adding license for package 12572
Adding license for package 12573
Adding license for package 13132
Adding license for package 13184
Adding license for package 13326
Adding license for package 13523
Adding license for package 13601
Adding license for package 14870
Adding license for package 14938
Adding license for package 14977
Adding license for package 15376
Adding license for package 15638
Adding license for package 16018
Adding license for package 16020
Adding license for package 16360
Adding license for package 16549
Adding license for package 16697
Adding license for package 17110
Adding license for package 17111
Adding license for package 18001
Adding license for package 18162
Adding license for package 18207
Adding license for package 18358
Adding license for package 18393
Adding license for package 18629
Adding license for package 18639
Adding license for package 18876
Adding license for package 18954
Adding license for package 19138
roaming config store loaded successfully - 6104 bytes.
migrating temporary roaming config store
ExecCommandLine: "/home/jan/.local/share/Steam/ubuntu12_32/steam"
Generating new string page texture 69: 128x256, total string texture memory is 573,44 KB
Generating new string page texture 70: 128x256, total string texture memory is 131,07 KB
Generating new string page texture 71: 256x256, total string texture memory is 835,58 KB
Generating new string page texture 72: 64x256, total string texture memory is 901,12 KB
Generating new string page texture 73: 32x256, total string texture memory is 933,89 KB

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

(steam:25920): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.
Generating new string page texture 82: 8x256, total string texture memory is 942,08 KB
CAPIJobRequestUserStats - Server response failed 2
System startup time: 7,62 seconds
STEAM_RUNTIME is enabled automatically on ubuntu
ExecCommandLine: "/home/jan/.steam/root/ubuntu12_32/steam steam://open/driverhelperready"
ExecSteamURL: "steam://open/driverhelperready"