[R] question

dalfardi.s d@||@rd|@@ @end|ng |rom ut@@c@|r
Tue Mar 15 21:15:19 CET 2022

Hello Dear Bert Gunter 

Thank you for your answer it means alot to me. 

by the way i am not profesional in R and faced a problem and need to fix
it as soon as possible and it is the reason i ask here but absolutely i
try to improve my skills. but now i need help and said to my self maybe
some one could help me and have similar experience. 

Thanks for your answer 


On 2022-03-15 21:50, Bert Gunter wrote:

> 1. RStudio is not R; it is a separate for profit organization/company
> that contributes free packages to R and also provides both free and
> non-free R-oriented software. RStudio.com is their website (as you
> know) and https://community.rstudio.com/# is where you can post
> questions about *their* products.
> 2. HOWEVER... your query seems to be related to a special (not
> standard) R package, not RStudio, specifically the 'flowr' package.
> This general r-help list is not usually a good place to post queries
> about such specific packages -- there are thousands of them! Maybe you
> will get lucky and someone here will be able to help you.  But it is
> recommended in the posting guide (linked below) that a better option
> is to contact the package maintainer, which you can find via the:
> maintainer("flowr")
> command at the R console prompt.
> Hope this helps.
> Bert Gunter
> "The trouble with having an open mind is that people keep coming along
> and sticking things into it."
> -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )
> On Tue, Mar 15, 2022 at 10:52 AM dalfardi.s <dalfardi.s using ut.ac.ir> wrote: 
> hello everyone
> I faced an problem in Rstudio version 4.1.2 and while i am new in R and
> Rstudio, but i search alot in internet and have thaught about the reason
> of it but all i done didnt fix it.
> I have a function of a package named priority flow as bellow:
> =0.01,RIVER.EPSILON = 0,D4=C(1,2,3,4),PRINTFLAG = T)
> and all needed inputs are available but when i run it give me the bellow
> error:
> [1] "No terminal river segments provided, not adjusting DEM"
> Error in RiverSmooth(dem = travHS$dem, direction = travHS$direction,
> mask = FARwatershed.mask, :
> object 'active' not found
> I dont know what active object is here? but all other objects are here
> available.i also assighned this needed inputs in different object
> forinstance AA=travHS$dem and then defined AA in the function but it
> return error again.
> this is summary of two dataframe that included needed data:
> Length Class Mode
> segments 4200 -none- numeric
> subbasins 4200 -none- numeric
> RiverMask 4200 -none- numeric
> summary 98 -none- numeric SUMMARY(TRAVHS) Length Class Mode
> dem 4200 -none- numeric
> mask 4200 -none- numeric
> marked 4200 -none- numeric
> step 4200 -none- numeric
> direction 4200 -none- numeric
> basins 4200 -none- numeric
> this is part of my work and i really stumbled in it. Is there any one
> could help me?
> I really appreciate it.
> [[alternative HTML version deleted]]
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
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