Multiple annotations found at this line 에러

• 에러내용web.xml에 컨텍스트 매개 변수 입력 시 오류
• JDBC 연결 설정 개선 시

Multiple annotations found at this line 에러

• 에러문구
  • There is '1' error in 'javaee_7.xsd'.
  • schema_reference.4: Failed to read schema document 'platform:/plugin/org.eclipse.xsd/cache/www.w3.org/2001/xml.xsd', because 1) could not find the document; 2) the document could not be read; 3) the root element of the document is not xsd:schema
• Multiple annotations found at this line:
• 해결방법web-app version 3__1→ 4.0으로 변경
•  

Multiple annotations found at this line:

• There is '1' error in 'javaee_7.xsd'.
• schema_reference.4: Failed to read schema document 'platform:/plugin/org.eclipse.xsd/cache/www.w3.org/2001/xml.xsd', because 1) could not find the document; 2) the document could not be read; 3) the root element of the document is not xsd:schema.
• There is '1' error in 'javaee_7.xsd'.