Error! A startup class specified in smack-config.xml could not be loaded: org.jivesoftware.smackx.ServiceDiscoveryManager
Error! A startup class specified in smack-config.xml could not be loaded: org.jivesoftware.smackx.XHTMLManager
Error! A startup class specified in smack-config.xml could not be loaded: org.jivesoftware.smackx.muc.MultiUserChat
Error! A startup class specified in smack-config.xml could not be loaded: org.jivesoftware.smackx.filetransfer.FileTransferManager
Error! A startup class specified in smack-config.xml could not be loaded: org.jivesoftware.smackx.ServiceDiscoveryManager
Error! A startup class specified in smack-config.xml could not be loaded: org.jivesoftware.smackx.XHTMLManager
Error! A startup class specified in smack-config.xml could not be loaded: org.jivesoftware.smackx.muc.MultiUserChat
Error! A startup class specified in smack-config.xml could not be loaded: org.jivesoftware.smackx.filetransfer.FileTransferManager