Cisco 6509 nde

Hi.
I have a problem with configure NDE on cisco 6509(supervisor 720).
i'm done all of recomended settings on the switch, but in the NFA i can see only IN traffic and no any data for OUT.
my setting for netflow on the 6509 is

Router>sh mls nde
Netflow Data Export enabled
Exporting flows to 212.xxx.xxx.xxx (9996)
Exporting flows from 212.xxx.xxx.xxx (56762)
Version: 7
Layer2 flow creation is disabled
Layer2 flow export is disabled
Include Filter not configured
Exclude Filter not configured
Total Netflow Data Export Packets are:
21843 packets, 0 no packets, 589761 records
Total Netflow Data Export Send Errors:
IPWRITE_NO_FIB = 0
IPWRITE_ADJ_FAILED = 0
IPWRITE_PROCESS = 0
IPWRITE_ENQUEUE_FAILED = 0
IPWRITE_IPC_FAILED = 0
IPWRITE_OUTPUT_FAILED = 0
IPWRITE_MTU_FAILED = 0
IPWRITE_ENCAPFIX_FAILED = 0
Netflow Aggregation Disabled

Router>sh ip flow export
Flow export v5 is enabled for main cache
Exporting flows to 212.xxx.xxx.xxx (9996)
Exporting using source interface Loopback0
Version 5 flow records
12729849 flows exported in 425638 udp datagrams
0 flows failed due to lack of export packet
0 export packets were sent up to process level
0 export packets were dropped due to no fib
0 export packets were dropped due to adjacency issues
0 export packets were dropped due to fragmentation failures
0 export packets were dropped due to encapsulation fixup failures
0 export packets were dropped enqueuing for the RP
0 export packets were dropped due to IPC rate limiting

and the sample of flow part config

Router#sh run | inc flow
ip flow-cache timeout active 1
mls ip multicast flow-stat-timer 9
mls flow ip interface-full
no mls flow ipv6
ip route-cache flow
ip route-cache flow
ip flow-export source Loopback0
ip flow-export version 5
ip flow-export destination 212.xxx.xxx.xxx 9996

can you help me with whis trouble
thanks