[R] Column 'xyz' does not exist

[Ivan Calandra]

Hi,

I would guess that your data object (matrix, data.frame?) does not have 
a column called "Previous_stage".
Maybe you just misspelled it; remember that R is case-sensitive.

Please forgive me if I'm completely off!

HTH,
Ivan

--
Dr. Ivan Calandra
TraCEr, laboratory for Traceology and Controlled Experiments
MONREPOS Archaeological Research Centre and
Museum for Human Behavioural Evolution
Schloss Monrepos
56567 Neuwied, Germany
+49 (0) 2631 9772-243
https://www.researchgate.net/profile/Ivan_Calandra

On 30/07/2019 11:26, Tolulope Adeagbo wrote:
> Thanks Uwe, maybe i can be clearer; the error is: Warning: Error in :
> Column `Previous_stage` is unknown.
> Ans please what do you mean by functional programming style?
>
> On Tue, Jul 30, 2019 at 10:18 AM Uwe Ligges <ligges using statistik.tu-dortmund.de>
> wrote:
>
>> Don't use pipes but functional programming style, then you can eaasily
>> traceback() and use debugging tools.
>>
>> Best,
>> Uwe Ligges
>>
>>
>> On 30.07.2019 11:03, Tolulope Adeagbo wrote:
>>> So I'm having this error:
>>>
>>> column 'Previous stage does not exist'
>>>
>>> bal_matrix = loan_data_2 %>% as.tibble() %>%
>>>     dplyr::arrange(Account_number) %>%
>>>     dplyr::group_by(Previous_stage, Current_stage) %>%
>>>     dplyr::summarise(
>>>       Total_bal = sum(Balance, na.rm = TRUE)
>>>     ) %>%
>>>     tidyr::spread(key = Current_stage, value = Total_bal, fill = 0)
>>>
>>> Please assist.
>>>
>>>        [[alternative HTML version deleted]]
>>>
>>> ______________________________________________
>>> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
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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.
>>>
> 	[[alternative HTML version deleted]]
>
> ______________________________________________
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
>