[R] write.dbf error: invalid subscript type 'list'

[Rui Barradas]

Hello,

That means that there's a conflit between foreign::write.dbf and an 
object in your R session, probably from another package. See (and post) 
the output of

sessionInfo()

Rui Barradas
Em 13-08-2012 19:25, Avishek Dutta escreveu:
> Hey,
>
> Strangley, this is working
>
> foreign::write.dbf(df,"H:\\CIV\\CIVProject\\DATA\\plotdata.dbf")
>
> and this is not
>
> library(foreign)
> write.dbf(df,"H:\\CIV\\CIVProject\\DATA\\plotdata.dbf")
>
> Maybe it is the syntax? Can you please test this..?
>
> Thanks
>
> Avishek
> On Mon, Aug 13, 2012 at 6:33 PM, Rui Barradas <ruipbarradas at sapo.pt> wrote:
>
>> Hello,
>>
>> It works with me,
>>
>>
>> d1 <- read.table(text="
>> ID simloglkhd
>> 1 6.72782753120542
>> 2 3.37685863056105
>> 3 3.28498537979818
>> 4 4.15888243774255
>> ", header=TRUE)
>> d1
>> foreign::write.dbf(d1, "test.dbf")
>>
>> d2 <- foreign::read.dbf("test.dbf")
>> identical(d1, d2) # FALSE
>> all(d1 == d2)     # TRUE
>>
>> attributes(d1) # d1 doesn't have a
>> attributes(d2) # 'data_types' attribute
>>
>> unlink("test.dbf") # clean-up
>>
>>
>> So maybe it's a R version/package version thing? I really don't know, try
>> updating the package.
>> Also, use single forward slashes in the pathnames, the result is exactly
>> the same, but more portable and less messy.
>>
>> Hope this helps,
>>
>> Rui Barradas
>>
>> Em 13-08-2012 12:13, Avishek Dutta escreveu:
>>
>>> Dear all,
>>>
>>> I am basically a GIS user and am new to R.
>>>
>>> I am trying to write a data frame to a dbf file.
>>>
>>> *n.simulations <- 999
>>>
>>> binomial <- kulldorff(geo, cases, population, NULL, pop.upper.bound,
>>> n.simulations, alpha.level, plot)
>>> cluster <- binomial$most.likely.cluster$**location.IDs.included
>>> df <- data.frame(ID=seq(1,n.**simulations,by=1),
>>> simloglkhd=binomial$simulated.**log.lkhd)
>>>
>>> write.dbf(df,"H:\\CIV\\**CIVProject\\DATA\\plotdata.**dbf")*
>>>
>>>
>>> I am getting this error.
>>>
>>> *Error in c<logical="L", integer="N",numeric="F",**charachetr="C", :
>>>    invalid subscript type 'list'
>>> Calls: write.dbf -> <Anonymous>*
>>>
>>> If I added *
>>>
>>> write.dbf(df,"H:\\CIV\\**CIVProject\\DATA\\plotdata.**
>>> dbf",factor2char=TRUE,max_**char=254)
>>> *
>>>
>>> Now, I get error as these are unused arguments.
>>>
>>> If I write it to text file using write.table, the text file looks like
>>> this.
>>>
>>> *"ID" "simloglkhd"
>>>
>>> "1" 1 6.72782753120542
>>> "2" 2 3.37685863056105
>>> "3" 3 3.28498537979818
>>> "4" 4 4.15888243774255
>>> .
>>> .
>>> .*
>>>
>>>
>>> Can anyone please tell me what am I doing worng?
>>>
>>> Regards,
>>> Avishek
>>>
>>>          [[alternative HTML version deleted]]
>>>
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>>