Network Manager problem

opensuse 12.2 x64 was working fine on SSD.
And now, when i’m back to 3.5" Hitachi, i can’t get it to work properly (wlan).

There is problem with some wireless configuration/process/something else, and i can’t figure out what it is.
Tried it with and without WPA/PSK 2 .

/sbin/lspci :
05:00.0 Ethernet controller: Atheros Communications Inc. AR2417 Wireless Network Adapter [AR5007G 802.11bg] (rev 01)

dmesg | less | grep wlan :

   23.215226] ADDRCONF(NETDEV_UP): wlan0: link is not ready
   24.254578] wlan0: authenticate with 20:2b:c1:d7:10:1e
   24.261232] wlan0: direct probe to 20:2b:c1:d7:10:1e (try 1/3)
   24.462107] wlan0: send auth to 20:2b:c1:d7:10:1e (try 2/3)
   24.505014] wlan0: authenticated
   24.511018] wlan0: associate with 20:2b:c1:d7:10:1e (try 1/3)
   24.712020] wlan0: associate with 20:2b:c1:d7:10:1e (try 2/3)
   24.913017] wlan0: associate with 20:2b:c1:d7:10:1e (try 3/3)
   25.114021] wlan0: association with 20:2b:c1:d7:10:1e timed out
   26.148337] wlan0: authenticate with 20:2b:c1:d7:10:1e
   26.156638] wlan0: send auth to 20:2b:c1:d7:10:1e (try 1/3)
   26.357032] wlan0: send auth to 20:2b:c1:d7:10:1e (try 2/3)
   26.369563] wlan0: authenticated
   26.374015] wlan0: associate with 20:2b:c1:d7:10:1e (try 1/3)
   26.398779] wlan0: RX AssocResp from 20:2b:c1:d7:10:1e (capab=0x401 status=0 aid=2)
   26.399550] wlan0: associated
   26.399994] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
   74.725504] wlan0: deauthenticating from 20:2b:c1:d7:10:1e by local choice (reason=3)
   76.336723] ADDRCONF(NETDEV_UP): wlan0: link is not ready
   78.067223] wlan0: authenticate with 20:2b:c1:d7:10:1e
   78.071560] wlan0: send auth to 20:2b:c1:d7:10:1e (try 1/3)
   78.216155] wlan0: authenticated
   78.221013] wlan0: associate with 20:2b:c1:d7:10:1e (try 1/3)
   78.362196] wlan0: RX AssocResp from 20:2b:c1:d7:10:1e (capab=0x401 status=0 aid=2)
   78.362610] wlan0: associated
   78.363167] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
  794.856029] wlan0: deauthenticating from 20:2b:c1:d7:10:1e by local choice (reason=3)
  798.160503] ADDRCONF(NETDEV_UP): wlan0: link is not ready
  799.849434] wlan0: authenticate with 20:2b:c1:d7:10:1e
  799.857576] wlan0: send auth to 20:2b:c1:d7:10:1e (try 1/3)
  799.859430] wlan0: authenticated
  799.866014] wlan0: associate with 20:2b:c1:d7:10:1e (try 1/3)
  799.896237] wlan0: RX AssocResp from 20:2b:c1:d7:10:1e (capab=0x401 status=0 aid=2)
  799.897055] wlan0: associated
  799.897518] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
 1400.276424] wlan0: authenticate with 20:2b:c1:d7:10:1e
 1400.284748] wlan0: send auth to 20:2b:c1:d7:10:1e (try 1/3)
 1400.485016] wlan0: send auth to 20:2b:c1:d7:10:1e (try 2/3)
 1400.561563] wlan0: authenticated
 1400.566016] wlan0: associate with 20:2b:c1:d7:10:1e (try 1/3)
 1400.767014] wlan0: associate with 20:2b:c1:d7:10:1e (try 2/3)
 1400.805172] wlan0: RX AssocResp from 20:2b:c1:d7:10:1e (capab=0x401 status=0 aid=2)
 1400.806207] wlan0: associated
 2197.344398] wlan0: authenticate with 20:2b:c1:d7:10:1e
 2197.352481] wlan0: send auth to 20:2b:c1:d7:10:1e (try 1/3)
 2197.553014] wlan0: send auth to 20:2b:c1:d7:10:1e (try 2/3)
 2197.587890] wlan0: authenticated
 2197.593011] wlan0: associate with 20:2b:c1:d7:10:1e (try 1/3)
 2197.794014] wlan0: associate with 20:2b:c1:d7:10:1e (try 2/3)
 2197.827992] wlan0: RX AssocResp from 20:2b:c1:d7:10:1e (capab=0x401 status=0 aid=2)
 2197.828970] wlan0: associated

/usr/sbin/iwconfig :

eth0      no wireless extensions.
lo        no wireless extensions.
wlan0     IEEE 802.11bg  ESSID:"Teletraan"  
          Mode:Managed  Frequency:2.412 GHz  Access Point: 20:2B:C1:D7:10:1E   
          Bit Rate=36 Mb/s   Tx-Power=20 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=37/70  Signal level=-73 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:163  Invalid misc:4   Missed beacon:0

/usr/sbin/iwlist scan :

eth0      Interface doesn't support scanning.
lo        Interface doesn't support scanning.
wlan0     Scan completed :
          Cell 01 - Address: 20:2B:C1:D7:10:1E
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=43/70  Signal level=-67 dBm  
                    Encryption key:off
                    ESSID:"Teletraan"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=00000000d111e145
                    Extra: Last beacon: 99579ms ago
                    IE: Unknown: 000954656C65747261616E
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030101
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1A6E1117FF000000010000000000000000000000000C0000000000
                    IE: Unknown: 3D1601050700000000000000000000000000000000000000
                    IE: Unknown: 3E0100
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B050002087A12
                    IE: Unknown: 7F0101
                    IE: Unknown: DD07000C4304000000
                    IE: Unknown: DD1E00904C336E1117FF000000010000000000000000000000000C0000000000
                    IE: Unknown: DD1A00904C3401050700000000000000000000000000000000000000

I suppose everything is ok here.
Maybe NetworkManager problem?

In addition,
last row of NetworkManager.log

nm-dispatcher.action: Script '/etc/NetworkManager/dispatcher.d/nfs' exited with error status 2.

Can someone tell me what does that means?