Validator fails schema validation for definition xml element with prefix ------------------------------------------------------------------------ Key: DROOLS-2419 URL: https://issues.jboss.org/browse/DROOLS-2419 Project: Drools Issue Type: Bug Components: dmn engine Reporter: Matteo Mortari Assignee: Matteo Mortari Attachments: UsingSemanticNS.dmn Given the attached model and the following test {code:java} @Test public void testTEMP() { List<DMNMessage> validate = validator.validate(getReader("UsingSemanticNS.dmn"), VALIDATE_SCHEMA, VALIDATE_MODEL, VALIDATE_COMPILATION); assertThat(ValidatorUtil.formatMessages(validate), validate.size(), is(0)); } {code} fails with: {code:java} java.lang.AssertionError: DMNMessage{ severity=ERROR, type=FAILED_XML_VALIDATION, message='Failed XML validation of DMN file: cvc-elt.1: Cannot find the declaration of element 'semantic:definitions'.', sourceId='null', exception='SAXParseException : cvc-elt.1: Cannot find the declaration of element 'semantic:definitions'.', feelEvent=''} Expected: is <0> but: was <1> at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20) at org.junit.Assert.assertThat(Assert.java:956) at org.kie.dmn.validation.ValidatorTest.testTEMP(ValidatorTest.java:92) ... {code}