Hi,
Can you plz tell the followings in your regcm.in file.

ds=?
dt=?
abtm=?

Otherwise you can always decrease your dt and abtm according to dt. e.g,
if the error come for dt=90 and abtm=270, then
I can suggest plz try with dt=60 - 70 and abtm= 3 x dt

Hope, it ll work.

Regards
Sridhara

On Wed, Aug 1, 2012 at 2:17 AM, leila amini <labi475@gmail.com> wrote:
hi
i run regcm.x
and i have this message
floating expansion
please help me
thanks
leila

On 7/31/12, caecar <caecar1986@qq.com> wrote:
> try to decrease dt. usually  the dx/dt<=3. good luck!
>
> ------------------
> Bai Lei
> Xinjiang Institute of Ecology and Geography
>  Chinese Academy of Sciences
> Email:caecar1986@qq.com
>
>
>
>
>
>
>
> ------------------ Original ------------------
> From: "Kishore Babu";
> Date: 2012年7月31日(星期二) 晚上6:38
> To: "RegCNET";
> Subject: [RegCNET] (no subject)
>
>
>
> Dear RegCM users,
>
> I am trying to run RegCM with unsupported global data. While running
> RegCM-4.1.1, it gives the following error. Could you please anyone tell me
> where the problem is? Do you think that there is a problem with global data
> or with parameter settings of RegCM? Your explanation is highly helpful...
>
> Thank you in advance,
>
> Sincerely,
> Kishore
>
>
>  WHUUUUBBBASAAAGASDDWD!!!!!!!!!!!!!!!!
>  No more atmosphere here....
>  CFL violation detected, so model STOP
>  #####################################
>   #            DECREASE DT !!!!       #
>  #####################################
>   -------------- FATAL CALLED ---------------
>   Fatal in file: mod_tendency.F90 at line:   2291
>   CFL VIOLATION
>   -------------------------------------------
>  application called MPI_Abort(MPI_COMM_WORLD, 1) - process 0
>  WHUUUUBBBASAAAGASDDWD!!!!!!!!!!!!!!!!
>  No more atmosphere here....
>  CFL violation detected, so model STOP
>  #####################################
>   #            DECREASE DT !!!!       #
>  #####################################
>   -------------- FATAL CALLED ---------------
>   Fatal in file: mod_tendency.F90 at line:   2291
>   CFL VIOLATION
>   -------------------------------------------
>  application called MPI_Abort(MPI_COMM_WORLD, 1) - process 0
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--
Sridhara Nayak, PhD Student;
Centre for Oceans, Rivers, Atmosphere and Land Sciences;
Indian Institute of Technology Kharagpur; Kharagpur; West Bengal; India.