how can i solve this problem Compiled with problems: ERROR in ./src/App.js 20:37-43 export 'Switch' (imported as 'Switch') was not found in 'react-router-dom' (
adapter
pyupdater
sslstream
browserstack-app-automate
formattablestring
designated-initializer
jconnect
verilog
react-native-sqlite-storage
rawstring
tiki-wiki
contactscontract
exporter
datacontext
xml-serialization
string
hyperledger-sawtooth
image-extraction
pwm
passport-local
v8
cover
squirrelmail
opencl-c
eto
phpldapadmin
vscode-snippets
keydown
css-rem
ctype
