Assert.isInstanceOf() has thrown an IllegalArgumentException

java.lang.IllegalArgumentException
at org.springframework.util.Assert.isInstanceOf
at org.springframework.util.Assert.isInstanceOf

Typical Exception Messages

  1. Object of class [java.lang.String] must be an instance of interface org.acegisecurity.userdetails.UserDetails
  2. Object of class [null] must be an instance of interface org.springframework.integration.Message
  3. Object of class [null] must be an instance of interface javax.management.MBeanServer
  4. Object of class [org.springframework.web.portlet.context.PortletRequestAttributes] must be an instance of class org.springframework.web.context.request.ServletRequestAttributes
  5. Object of class [org.springframework.web.context.request.RequestAttributes$$EnhancerByMockitoWithCGLIB$$1f9bfe9c] must be an instance of class org.springframework.web.context.request.ServletRequestAttributes
  6. Object of class [org.springframework.integration.channel.QueueChannel] must be an instance of interface org.springframework.messaging.SubscribableChannel
  7. Object of class [java.lang.reflect.Method] must be an instance of interface org.springframework.hateoas.core.DummyInvocationUtils$LastInvocationAware
  8. Object of class [org.springframework.web.socket.BinaryMessage] must be an instance of class org.springframework.web.socket.TextMessage
  9. Object of class [sun.net.www.protocol.file.FileURLConnection] must be an instance of class java.net.HttpURLConnection

Origin

Similar

Specific cases

External results for this pattern (12)

  1. peekayvia Stack Overflow2 weeks ago
    Object of class [sun.net.www.protocol.file.FileURLConnection] must be an instance of class java.net.HttpURLConnection
    Show stack trace
  2. Object of class [org.springframework.web.socket.BinaryMessage] must be an instance of class org.springframework.web.socket.TextMessage
    Show stack trace
  3. Nathan Neulingervia Jenkins JIRA1 year ago
    Object of class [java.lang.String] must be an instance of interface org.acegisecurity.userdetails.UserDetails
    Show stack trace
  4. Bart Bialekvia Jenkins JIRA1 year ago
    Object of class [java.lang.String] must be an instance of interface org.acegisecurity.userdetails.UserDetails
    Show stack trace
  5. Patrick Stegmannvia Jenkins JIRA1 year ago
    Object of class [java.lang.String] must be an instance of interface org.acegisecurity.userdetails.UserDetails
    Show stack trace
  6. Jim Stabilevia Spring JIRA1 year ago
    Object of class [null] must be an instance of interface org.springframework.integration.Message
    Show stack trace
  7. Nathan Neulingervia Jenkins JIRA2 years ago
    Object of class [java.lang.String] must be an instance of interface org.acegisecurity.userdetails.UserDetails
    Show stack trace
  8. Bart Bialekvia Jenkins JIRA2 years ago
    Object of class [java.lang.String] must be an instance of interface org.acegisecurity.userdetails.UserDetails
    Show stack trace
  9. Patrick Stegmannvia Jenkins JIRA2 years ago
    Object of class [java.lang.String] must be an instance of interface org.acegisecurity.userdetails.UserDetails
    Show stack trace
  10. Jim Stabilevia Spring JIRA2 years ago
    Object of class [null] must be an instance of interface org.springframework.integration.Message
    Show stack trace