LED E still remains blinking and error 2638

[noureddine5]

Hi everyone

I have a problem with the NI USRP-2930 , at the LED E still remains blinking, how I can settle this problem?

and i have an other problem with this error :

niUSRP Open Tx Session.vi<ERR>A

runtime or configuration error occurred.  

Code: 2638

Details: valueexpr: Timeout after no valid message found

can you help me please ?

[muffin.vi]

A blinking LED E indicates that the LO is not locking. (See page 26 of this) Does this happen when you run an example program, or are you running your own code? 

[noureddine5]

hi  muffin.vi

yes  that happen when i run an example program

thnaks