Tag [oauthLink] does not exist. No tag library found for namespace: g

Tag [oauthLink] does not exist. No tag library found for namespace: g

How to get Connected With Linked In Grails ??
Config.groovy
oauth {
linkedin {
requestTokenUrl="https://api.linkedin.com/uas/oauth/requestToken"
accessTokenUrl="https://api.linkedin.com/uas/oauth/accessToken"
authUrl="https://api.linkedin.com/uas/oauth/authorize"
consumer.key="xxx"
consumer.secret="xxx"
}
}
plugin:
compile ":oauth:2.1.0"
And GSP :
<g:oauthLink consumer='linkedin' returnTo="[controller:'profile']">
Login with LinkedIn
</g:oauthLink>
but i trying to run this code.. on browser its showing this is
org.codehaus.groovy.grails.web.taglib.exceptions.GrailsTagException
Tag [oauthLink] does not exist. No tag library found for namespace: g