[rules-issues] Regarding drools

Hi , I am trying to implement drools with XML My XML file is: <?xml version="1.0" encoding="UTF-8"?> <rule-set name="Get authorized users" description="Rules to retrieve authorized users" xmlns="http://drools.org/rules" xmlns:java="http://drools.org/semantics/java" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance" xs:schemaLocation="http://drools.org/rules rules.xsd http://drools.org/semantics/java java.xsd"> <rule name="FlagAsUndervalued"> <parameter identifier="person"> <java:class>com.sample.Person</java:class> </parameter> <java:condition>person.getAge()>18</java:condition> <java:consequence> System.out.println("Hello"); </java:consequence> </rule> </rule-set> And the errors are: (null: 9, 72): schema_reference.4: Failed to read schema document 'rules.xsd', because 1) could not find the document; 2) the document could not be read; 3) the root element of the document is not <xsd:schema>. Exception in thread "main" (null: 9, 72): cvc-elt.1: Cannot find the declaration of element 'rule-set'. (null: 10, 32): schema_reference.4: Failed to read schema document 'rules.xsd', because 1) could not find the document; 2) the document could not be read; 3) the root element of the document is not <xsd:schema>. Please resolve this issue *Thanks & Regars,* *Anusha*