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Target host is null
java.lang.IllegalStateException: Target host is null	at org.apache.http.util.Asserts.notNull(Asserts.java:52)	at org.apache.http.impl.conn.DefaultHttpRoutePlanner.determineRoute(DefaultHttpRoutePlanner.java:99)	at org.apache.http.impl.client.DefaultRequestDirector.determineRoute(DefaultRequestDirector.java:763)	at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:382)	at org.apache.http.impl.client.AbstractHttpClient.doExecute(AbstractHttpClient.java:884)	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.apache.http.client.HttpClient$execute.call(Unknown Source)	at undefined.Script3$1.run(Script3.groovy:26)	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)	at java.util.concurrent.FutureTask.run(Unknown Source)	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)	at java.lang.Thread.run(Unknown Source)