hi all,
i have been running hibernate successfully for over 3 months and since yesterday i am receiving following error

net.sf.hibernate.MappingException: Error reading resource: com/myapp/hibernate/H
ibernateExpenseType.hbm.xml
at net.sf.hibernate.cfg.Configuration.addResource(Configuration.java:294
)
at net.sf.hibernate.cfg.Configuration.doConfigure(Configuration.java:944
)
at net.sf.hibernate.cfg.Configuration.doConfigure(Configuration.java:896
)
at net.sf.hibernate.cfg.Configuration.configure(Configuration.java:847)
at com.myapp.hibernate.HibernatePersistenceManager.initHibernate(Hiberna
tePersistenceManager.java:83)
at com.myapp.hibernate.HibernatePersistenceManager.<init>(HibernatePersi
stenceManager.java:65)
at com.myapp.hibernate.HibernateFactory.getPersistenceManager(HibernateF
actory.java:19)
at com.myapp.hibernate.HibernatePersistenceManagerTest.<init>(HibernateP
ersistenceManagerTest.java:52)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstruct
orAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingC
onstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:274)
at junit.framework.TestSuite.createTest(TestSuite.java:131)
at junit.framework.TestSuite.addTestMethod(TestSuite.java:114)
at junit.framework.TestSuite.<init>(TestSuite.java:75)
at com.myapp.hibernate.HibernatePersistenceManagerTest.suite(HibernatePe
rsistenceManagerTest.java:61)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.<init>(J
UnitTestRunner.java:257)
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.<init>(J
UnitTestRunner.java:219)
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTask.executeInVM(JU
nitTask.java:822)
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTask.execute(JUnitT
ask.java:556)
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTask.execute(JUnitT
ask.java:532)
at org.apache.tools.ant.Task.perform(Task.java:341)
at org.apache.commons.jelly.tags.ant.AntTag.doTag(AntTag.java:232)
at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)
at org.apache.commons.jelly.tags.core.IfTag.doTag(IfTag.java:88)
at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)
at com.werken.werkz.jelly.GoalTag$1.performAction(GoalTag.java:128)
at com.werken.werkz.Goal.fire(Goal.java:639)
at com.werken.werkz.Goal.attain(Goal.java:575)
at com.werken.werkz.Goal.attainPrecursors(Goal.java:488)
at com.werken.werkz.Goal.attain(Goal.java:573)
at com.werken.werkz.Goal.attainPrecursors(Goal.java:488)
at com.werken.werkz.Goal.attain(Goal.java:573)
at com.werken.werkz.WerkzProject.attainGoal(WerkzProject.java:193)
at com.werken.werkz.jelly.AttainGoalTag.doTag(AttainGoalTag.java:134)
at org.apache.maven.jelly.tags.werkz.LazyAttainGoalTag.doTag(LazyAttainG
oalTag.java:107)
at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)
at com.werken.werkz.jelly.GoalTag$1.performAction(GoalTag.java:128)
at com.werken.werkz.Goal.fire(Goal.java:639)
at com.werken.werkz.Goal.attain(Goal.java:575)
at org.apache.maven.plugin.PluginManager.attainGoals(PluginManager.java:
448)
at org.apache.maven.MavenSession.attainGoals(MavenSession.java:360)
at org.apache.maven.jelly.tags.maven.ReactorTag.doTag(ReactorTag.java:37
8)
at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)
at com.werken.werkz.jelly.GoalTag$1.performAction(GoalTag.java:128)
at com.werken.werkz.Goal.fire(Goal.java:639)
at com.werken.werkz.Goal.attain(Goal.java:575)
at org.apache.maven.plugin.PluginManager.attainGoals(PluginManager.java:
448)
at org.apache.maven.MavenSession.attainGoals(MavenSession.java:348)
at org.apache.maven.cli.App.doMain(App.java:543)
at org.apache.maven.cli.App.main(App.java:1109)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at com.werken.forehead.Forehead.run(Forehead.java:551)
at com.werken.forehead.Forehead.main(Forehead.java:581)
Caused by: net.sf.hibernate.MappingException: org.dom4j.DocumentException: Conne
ction refused: connect Nested exception: Connection refused: connect
at net.sf.hibernate.cfg.Configuration.addInputStream(Configuration.java:
277)
at net.sf.hibernate.cfg.Configuration.addResource(Configuration.java:291
)
... 68 more
Caused by: org.dom4j.DocumentException: Connection refused: connect Nested excep
tion: Connection refused: connect
at org.dom4j.io.SAXReader.read(SAXReader.java:342)
at net.sf.hibernate.cfg.Configuration.addInputStream(Configuration.java:
268)
... 69 more
Exception in HPM constructor!


it looks to me like it cannot validate any hbm.xml files coz it cannot retrieve the DTD from the net..'

has anyone experienced similar problems?

regards
marco