This issue was originally marked as duplicate of issue 161514, that is already resolved. This issue is still valid, so this seems to be another issue, but it might be related.

Build: NetBeans IDE 6.7.1 (Build 200907230233)
VM: Java HotSpot(TM) Client VM, 11.0-b15, Java(TM) SE Runtime Environment, 1.6.0_10-b33
OS: Windows XP, 5.1, x86

User Comments:
GUEST: Estava fazendo um Checkout

GUEST: was trying to attack to xp-dev.com s svn server with my program on

GUEST: I was trying to checkout a Subversion repository.

GUEST: Trying to checkout sources from our subversion instance

GUEST: I was trying to check out a project of mine using the brand new subversion 1.6.0!
Netbeans was running on javahl
always throwing that nullpointer exception

GUEST: checkout a project. Subversion version is 1.6.0 (r36650)

mskummerer: Check out from subversion

GUEST: tryed to checkout via subversion

rcsilva83: Checking a project out from SVN.

GUEST: Checkout SVN repository.
SVN local version: 1.6
Local OS: Archlinux

GUEST: I was trying to check out a subversion repository.

GUEST: SVN checkout after SVN client upgrade to 1.6.0

GUEST: reported subversion error 10 mins ago.
comment on issue said to downgrade to svn 1.5.x
-
result.

GUEST: Versioning->Subversion->Checkout
Configure the url to svn server, user and passwd
Click to 'Next' and throw the exception

GUEST: netbeans wont checkout my project, but subversion works fine from the commandline

GUEST: Attempting to check out a project from a repository I was using prior to upgrading :(

GUEST: svn checkout

GUEST: trying to checkout from a remote Subversion server

GUEST: Checkout a proyect at SNV Repository

GUEST: Trying to check out from svn repository.

GUEST: Estaba Extrallendo un proyecto de un repositorio ubicado en la direccion http://svn.xp-dev.com/svn/cegarciaa-p1ungames/

GUEST: SVN checkout fails.
hth
-- felix

(
INFO [org.netbeans.modules.subversion.client.SvnClientFactory]: running on javahl
SCHWERWIEGEND [org.openide.util.RequestProcessor]
java.lang.NoSuchMethodError: <init>
        at org.tigris.subversion.javahl.SVNClient.info2(Native Method)
        at org.tigris.subversion.javahl.SVNClient.info2(SVNClient.java:1346)
        at org.tigris.subversion.svnclientadapter.javahl.AbstractJhlClientAdapter.getInfo(AbstractJhlClientAdapter.java:1805)
        at org.tigris.subversion.svnclientadapter.AbstractClientAdapter.getInfo(AbstractClientAdapter.java:229)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
)

GUEST: Trying to connect to a svn server



Stacktrace: 
java.lang.NullPointerException
        at org.netbeans.modules.subversion.ui.wizards.checkoutstep.CheckoutStep.setup(CheckoutStep.java:122)
        at org.netbeans.modules.subversion.ui.wizards.CheckoutWizard$PanelsIterator.nextPanel(CheckoutWizard.java:176)
        at org.openide.WizardDescriptor$Listener$1.run(WizardDescriptor.java:2001)
        at org.openide.WizardDescriptor$7$1.run(WizardDescriptor.java:1419)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)