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    This is a bug that happens in Slide in versions 4.2.0 and before. Update to 4.2.2 or further to fix it.

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java.net.UnknownHostException: pub.orcid.org: unknown error	at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)	at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:928)	at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1323)	at java.net.InetAddress.getAllByName0(InetAddress.java:1276)	at java.net.InetAddress.getAllByName(InetAddress.java:1192)	at java.net.InetAddress.getAllByName(InetAddress.java:1126)	at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45)	at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:111)	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353)	at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380)	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)	at org.dspace.authority.rest.RESTConnector.get(RESTConnector.java:51)	at org.dspace.authority.orcid.Orcid.getBio(Orcid.java:52)	at org.dspace.authority.orcid.Orcid.queryAuthorityID(Orcid.java:83)	at org.dspace.authority.orcid.OrcidAuthorityValue.newInstance(OrcidAuthorityValue.java:249)	at org.dspace.authority.AuthorityValueServiceImpl.generateRaw(AuthorityValueServiceImpl.java:86)	at org.dspace.authority.AuthorityValueServiceImpl.update(AuthorityValueServiceImpl.java:100)	at org.dspace.authority.UpdateAuthorities.run(UpdateAuthorities.java:135)	at org.dspace.authority.UpdateAuthorities.main(UpdateAuthorities.java:66)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:498)	at org.dspace.app.launcher.ScriptLauncher.runOneCommand(ScriptLauncher.java:229)	at org.dspace.app.launcher.ScriptLauncher.main(ScriptLauncher.java:81)