[ncl-talk] error in scatter xy3 plot/ regression line

[Amal Inge]

sorry, this is the error:
fatal:CheckArray:Each vector in the caXArray array must have at least 2
elements
fatal:CoordArraysInitialize:caXArray resource is invalid
fatal:Unable to initialize layer-Can't Create
fatal:Unable to access object with id:-4
fatal:PID #-4 can't be found in NhlSetValues
fatal:Unable to access object with id:-4
warning:Unable to add DataItem "(null)" to DataList "xyCoordData"
fatal:CompileDataList:DataList has no valid members
fatal:Unable to access object with id:-4
warning:Unable to add DataItem "(null)" to DataList "xyCoordData"
fatal:CompileDataList:DataList has no valid members
fatal:Argument type mismatch on argument (0) of (attsetvalues_check) can
not coerce
fatal:["Execute.c":8575]:Execute: Error occurred at or near line 12478 in
file $NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl

fatal:["Execute.c":8575]:Execute: Error occurred at or near line 5083 in
file $NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl

fatal:["Execute.c":8575]:Execute: Error occurred at or near line 66 in file
dox-landing-xy.ncl


Le jeu. 17 janv. 2019 à 13:37, Amal Inge <amalingenieur89 at gmail.com> a
écrit :

> Dear NCL experts,
>
> I tried this script attached to make a scatter plot with 3 y axis, then I
> had this error and i did not find my mistake.
> Could you help me please.
> I checked the script scatter_4.ncl to make a 2 regresseion line (one
> between all dox data and y2 and the second with y3) but i did not
> understand how to deal with this, it would be nice if you can tell me how.
> exemple of variable:
> Variable: y_a1
> Type: float
> Total Size: 4 bytes
>             1 values
> Number of Dimensions: 1
> Dimensions and sizes: [time | 1]
> Coordinates:
>             time: [1402876800..1402876800]
> Number Of Attributes: 7
>   _FillValue : 1e+20
>   standard_name :
> mole_concentration_of_dissolved_molecular_oxygen_in_sea_water
>   long_name : Mole concentration of Dissolved Molecular Oxygen in sea
> water
>   units : millimol m-3
>   _ChunkSizes : ( 1, 22, 84, 161 )
>   average_op_ncl : dim_avg_n over dimension(s): lat,lon
>   missing_value : 1e+20
>
> many thanks
> best regards
> amal
>
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