Error occurred while trying to connect to the database-1

错误连接数据库 [mine] : org.pentaho.di.core.exception.KettleDatabaseException:
Error occurred while trying to connect to the database

Driver class 'net.sourceforge.jtds.jdbc.Driver' could not be found, make sure the 'MS SQL Server' driver (jar file) is installed.
net.sourceforge.jtds.jdbc.Driver

org.pentaho.di.core.exception.KettleDatabaseException:
Error occurred while trying to connect to the database

Driver class 'net.sourceforge.jtds.jdbc.Driver' could not be found, make sure the 'MS SQL Server' driver (jar file) is installed.
net.sourceforge.jtds.jdbc.Driver

   at org.pentaho.di.core.database.Database.normalConnect(Database.java:472)
   at org.pentaho.di.core.database.Database.connect(Database.java:370)
   at org.pentaho.di.core.database.Database.connect(Database.java:341)
   at org.pentaho.di.core.database.Database.connect(Database.java:331)
   at org.pentaho.di.core.database.DatabaseFactory.getConnectionTestReport(DatabaseFactory.java:80)
   at org.pentaho.di.core.database.DatabaseMeta.testConnection(DatabaseMeta.java:2783)
   at org.pentaho.ui.database.event.DataHandler.testDatabaseConnection(DataHandler.java:597)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
   at java.lang.reflect.Method.invoke(Unknown Source)
   at org.pentaho.ui.xul.impl.AbstractXulDomContainer.invoke(AbstractXulDomContainer.java:313)
   at org.pentaho.ui.xul.impl.AbstractXulComponent.invoke(AbstractXulComponent.java:157)
   at org.pentaho.ui.xul.impl.AbstractXulComponent.invoke(AbstractXulComponent.java:141)
   at org.pentaho.ui.xul.swt.tags.SwtButton.access$500(SwtButton.java:43)
   at org.pentaho.ui.xul.swt.tags.SwtButton$4.widgetSelected(SwtButton.java:137)
   at org.eclipse.swt.widgets.TypedListener.handleEvent(Unknown Source)
   at org.eclipse.swt.widgets.EventTable.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Display.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Display.runDeferredEvents(Unknown Source)
   at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)
   at org.eclipse.jface.window.Window.runEventLoop(Window.java:820)
   at org.eclipse.jface.window.Window.open(Window.java:796)
   at org.pentaho.di.ui.xul.KettleDialog.show(KettleDialog.java:80)
   at org.pentaho.di.ui.xul.KettleDialog.show(KettleDialog.java:47)
   at org.pentaho.di.ui.core.database.dialog.XulDatabaseDialog.open(XulDatabaseDialog.java:116)
   at org.pentaho.di.ui.core.database.dialog.DatabaseDialog.open(DatabaseDialog.java:60)
   at org.pentaho.di.ui.trans.step.BaseStepDialog.showDbDialogUnlessCancelledOrValid(BaseStepDialog.java:779)
   at org.pentaho.di.ui.trans.step.BaseStepDialog$EditConnectionListener.widgetSelected(BaseStepDialog.java:1425)
   at org.eclipse.swt.widgets.TypedListener.handleEvent(Unknown Source)
   at org.eclipse.swt.widgets.EventTable.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Display.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Display.runDeferredEvents(Unknown Source)
   at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)
   at org.pentaho.di.ui.trans.steps.tableoutput.TableOutputDialog.open(TableOutputDialog.java:885)
   at org.pentaho.di.ui.spoon.delegates.SpoonStepsDelegate.editStep(SpoonStepsDelegate.java:127)
   at org.pentaho.di.ui.spoon.Spoon.editStep(Spoon.java:8766)
   at org.pentaho.di.ui.spoon.trans.TransGraph.editStep(TransGraph.java:3217)
   at org.pentaho.di.ui.spoon.trans.TransGraph.mouseDoubleClick(TransGraph.java:783)
   at org.eclipse.swt.widgets.TypedListener.handleEvent(Unknown Source)
   at org.eclipse.swt.widgets.EventTable.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Display.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
   at org.eclipse.swt.widgets.Display.runDeferredEvents(Unknown Source)
   at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)
   at org.pentaho.di.ui.spoon.Spoon.readAndDispatch(Spoon.java:1366)
   at org.pentaho.di.ui.spoon.Spoon.waitForDispose(Spoon.java:8022)
   at org.pentaho.di.ui.spoon.Spoon.start(Spoon.java:9277)
   at org.pentaho.di.ui.spoon.Spoon.main(Spoon.java:692)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
   at java.lang.reflect.Method.invoke(Unknown Source)
   at org.pentaho.commons.launcher.Launcher.main(Launcher.java:92)
Caused by: org.pentaho.di.core.exception.KettleDatabaseException:
Driver class 'net.sourceforge.jtds.jdbc.Driver' could not be found, make sure the 'MS SQL Server' driver (jar file) is installed.
net.sourceforge.jtds.jdbc.Driver

   at org.pentaho.di.core.database.Database.connectUsingClass(Database.java:515)
   at org.pentaho.di.core.database.Database.normalConnect(Database.java:456)
   ... 55 more
Caused by: java.lang.ClassNotFoundException: net.sourceforge.jtds.jdbc.Driver
   at java.net.URLClassLoader.findClass(Unknown Source)
   at java.lang.ClassLoader.loadClass(Unknown Source)
   at java.lang.ClassLoader.loadClass(Unknown Source)
   at org.pentaho.di.core.database.Database.connectUsingClass(Database.java:490)
   ... 56 more

主机名       : ****
端口           : 1433

my解决方法：D:\pdi-ce-7.1.0.0-12（kettle）\data-integration\lib

加入sql驱动；sqldbj4.jar

Error occurred while trying to connect to the database-1

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