Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Apache's JIRA Issue Tracker by Sebastiano Vigna, 2 years ago
via Apache's JIRA Issue Tracker by Sebastiano Vigna, 1 year ago
via Google Groups by Bugra Derre, 4 weeks ago
Host name may not be null
via GitHub by KingFaris10
, 1 year ago
Host name may not be null
java.lang.IllegalArgumentException: Host name may not contain blanks	at org.apache.http.util.Args.containsNoBlanks(Args.java:84)	at org.apache.http.HttpHost.(HttpHost.java:80)	at org.apache.http.client.utils.URIUtils.extractHost(URIUtils.java:370)	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:133)	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:73)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:222)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:192)	at it.unimi.di.law.bubing.util.FetchData.fetch(FetchData.java:322)	at it.unimi.di.law.bubing.frontier.FetchingThread.run(FetchingThread.java:267)