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
azure-elastic-sharding
prompt
expression-trees
mapr
xna
parsley.js
.net-core-2.0
heroku-review-app
pocketsphinx
installation-package
bson
ng-apexcharts
iunknown
fts3
aws-powershell
oz
gitlab-ce
construct-2
toolbox
doctrine-odm
yarnpkg-v3
ready-api
raspberry-pi
microsoft-live-meeting
kohana-mangodb
dynamic-jasper
desiredcapabilities
powerbi-gateway
webpacker
s#arp-architecture