def companies = Company.count()

def companies = Company.count()

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'pluginManager' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Invocation of init method failed; nested exception is java.lang.RuntimeException: Unable to locate constructor with Class parameter for class org.codehaus.groovy.grails.commons.DefaultGrailsControllerClass

class HomeController {
    def companies = Company.count()

    def index = {
        render(view:"index")
    }
}

class HomeController {
    def companies = 0

    def index = {
        companies = Company.count()
        render(view:"index")
    }
}

class HomeController {
    def companies = Company.count()

    def index = {
        render(view:"index")
    }
}

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'pluginManager' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Invocation of init method failed; nested exception is java.lang.RuntimeException: Unable to locate constructor with Class parameter for class org.codehaus.groovy.grails.commons.DefaultGrailsControllerClass