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
computer-forensics
selectionmodel
dev-mode
cdda
user-defined-types
yeoman-generator-angular
wmi-query
layout-manager
string-parsing
keypress
request.servervariables
apiclient
dotnetnuke
flutter-renderflex-error
microsoft-dynamics-nav
restlet-2.0
emacs-lsp
sgp4
thunderbird-lightning
file-loader
tournament
tabletop-simulator
commandlink
hashlib
saprfc
edid
typoscript
vispy
multitasking
excel