[Pw_forum] lambda.x crash

[李晓川]

Maybe your phonon frequency has Imaginary frequency，you need to modify it in the file of elph.







At 2013-05-25 00:45:30,"Paolo Giannozzi" <paolo.giannozzi at uniud.it> wrote:
>On Fri, 2013-05-24 at 12:01 +0200, yelena wrote:
>
>> Now I have a dilemma, i got my results and omega_log and T_c columns 
>> are filled with NaN. Is that because numbers are too low or something 
>> like that or inputs are just wrong?
>
>follow the track of NaN. Where does it start? there must be an incorrect
>operation somewhere: a division by zero or a square root of a negative
>number. Remember that any operation with a NaN will yield a NaN as
>result.
>
>P.
>-- 
> Paolo Giannozzi, Dept. Chemistry&Physics&Environment, 
> Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
> Phone +39-0432-558216, fax +39-0432-558222 
>
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