In readr, where combine using parameter col_names = TRUE and col_character as below code3, it's failed and the error message as attached image. Anyone can help
jsonforms
system.data.sqlclient
structuremap-automocking
clicktag
stdlaunder
rtos
peoplesoft
ie-compatibility-mode
link-checking
apache-spark-mllib
timsort
prolog-metainterpreter
http-status-code-410
pillow
foalts
tween.js
pitr
kendo-datasource
imce-file-browser
mediainfo
flutter-qrcode
rubber-band
environment-variables
deepzoom
phonegap
gs1-datamatrix
high-load
roslibjs
speech-recognition-api
java-websocket