[Users] warning

[Steven R. Brandt]

On 11/14/2013 11:48 AM, Erik Schnetter wrote:
> On Nov 14, 2013, at 12:37 , Steven R. Brandt <sbrandt at cct.lsu.edu> wrote:
>
>> My application issues the following warning when I attempt to run with FMR.
>>
>> WARNING[L1,P0] (Carpet): There are not enough time levels for the
>> desired temporal prolongation order in the grid function group
>> "FUNWAVE::MIXING_GROUP".  With Carpet::prolongation_order_time=1, you
>> need at least 2 time levels.
>>
>> I don't sync this group anywhere. Does anyone know why I need two time
>> levels?
> Is this warning output during startup?
>
> If so, this warning is only output to alert you to the fact that you won't be able to prolongate. The actual prolongation will then abort with a fatal error. This helps people avoid bad surprises after running for many hours.
>
> To avoid this warning, you can declare that you will never prolongation this function via setting the tag prolongation="none". See e.g. CartGrid3D's coordinates as example.
>
> -erik
>
Thanks!