I have the same problem. I am running Feisty. My wireless chipset is atheros (ath_pci)
Here is a part of my syslog: Mar 22 17:01:54 eza NetworkManager: <debug info>^I[1174579314.308979] nm_hal_dev ice_removed (): Device removed (hal udi is '/org/freedesktop/Hal/devices/usb_dev ice_46d_c03e_noserial_if0'). Mar 22 17:01:54 eza NetworkManager: <debug info>^I[1174579314.326209] nm_hal_dev ice_removed (): Device removed (hal udi is '/org/freedesktop/Hal/devices/usb_dev ice_46d_c03e_noserial'). Mar 22 17:01:54 eza NetworkManager: <debug info>^I[1174579314.654429] nm_hal_dev ice_removed (): Device removed (hal udi is '/org/freedesktop/Hal/devices/usb_dev ice_46d_c03e_noserial_if0_logicaldev_input'). Mar 22 17:01:54 eza NetworkManager: <information>^IWaking up from sleep. Mar 22 17:01:54 eza NetworkManager: <WARNING>^I nm_add_initial_devices (): could not find existing networking devices: The maximum number of pending replies per connection has been reached Note that my wireless connection works even though network-manager doesn't handle it after resume Also, the dbus restart trick works for me too. -- NetworkManager can't find interface on resume from suspend https://launchpad.net/bugs/45696 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs