r - Evaluation error: column 1 must be named -


i getting following error when reading column sas data in r

library(haven) sas_temp=read_sas("my_sas_file.sas7bdat",cols_only="bth_dt")

this produces error

error in df_parse_sas_file(spec_data,spec_cat,encoding=encoding,cols_only=cols_only):  evaluation error: column 1 must named.

this not happen when read column. there missing out here? how resolve this?


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