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

Samebug tips

  1. ,
    Expert tip

    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.

Solutions on the web

via GitHub by wcomnisky
, 2 years ago
null: unknown error
via GitHub by wcomnisky
, 2 years ago
null: unknown error
via blogspot.com by Unknown author, 1 year ago
java.net.UnknownHostException: null	at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method)	at java.net.InetAddress$1.lookupAllHostAddr(Unknown Source)	at java.net.InetAddress.getAddressFromNameService(Unknown Source)	at java.net.InetAddress.getAllByName0(Unknown Source)	at java.net.InetAddress.getAllByName(Unknown Source)	at java.net.InetAddress.getAllByName(Unknown Source)	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:137)	at com.mysql.jdbc.MysqlIO.(MysqlIO.java:284)	at com.mysql.jdbc.Connection.createNewIO(Connection.java:2569)	at com.mysql.jdbc.Connection.(Connection.java:1485)	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266)	at java.sql.DriverManager.getConnection(Unknown Source)	at java.sql.DriverManager.getConnection(Unknown Source)	at org.pentaho.di.core.database.Database.connectUsingClass(Database.java:416)	at org.pentaho.di.core.database.Database.normalConnect(Database.java:296)	at org.pentaho.di.core.database.Database.connect(Database.java:261)	at org.pentaho.di.core.database.Database.connect(Database.java:223)	at org.pentaho.di.trans.steps.tableoutput.TableOutput.init(TableOutput.java:563)	at org.pentaho.di.trans.step.StepInitThread.run(StepInitThread.java:48)	at java.lang.Thread.run(Unknown Source)