'send classpath notifications' has encountered a problem

Eclipse 실행할 때마다 아래 경고창이 나타났다.'Send Classpath Notifications' has encountered a problem.--------------------------------------------------------------------An internal error occurred during: "Send Classpath Notifications".org/eclipse/lsp4e/LanguageServers1. 원인STS4 설치 완료한 시점에서 해당 에러가 나타난 것 같다. window - preference - Language Server 내 Spring Boot Language Server들Java Source FileSpring Properties File..