TestNG Exception on Mac : Cannot find class in classpath...!

When I am trying to run the test suite, am getting this exception on Mac, we are using maven projects here, today morning eclipse was hung and i done force quit and then restarted the same and later am not able to run the tests. I done refreshing, cleaning, reinstalling testNG, reconfigured eclipse with the new eclipse instance and imported the maven projects but then also am getting the same exception..The same maven projects ll run on the other Mac, Pls suggest any ways tat am missing here. also referred the solutions present in the following links : SO link 1 SO link 2 Error console : ``` org.testng.TestNGException: Cannot find class in classpath: com.adobe.store.polarBear.polarBearSuite.tests.ReaderAIHTest at org.testng.xml.XmlClass.loadClass(XmlClass.java:81) at org.testng.xml.XmlClass.init(XmlClass.java:73) at org.testng.xml.XmlClass.<init>(XmlClass.java:59) at org.testng.xml.TestNGContentHandler.startElement(TestNGContentHandler.java:539) at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:501) at com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:179) at com.sun.org.apache.xerces.internal.impl.dtd.XMLDTDValidator.emptyElement(XMLDTDValidator.java:788) at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:1343) at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2756) at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:647) at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511) at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808) at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737) at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119) at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205) at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522) at javax.xml.parsers.SAXParser.parse(SAXParser.java:395) at javax.xml.parsers.SAXParser.parse(SAXParser.java:198) at org.testng.xml.SuiteXmlParser.parse(SuiteXmlParser.java:17) at org.testng.xml.SuiteXmlParser.parse(SuiteXmlParser.java:1) at org.testng.xml.Parser.parse(Parser.java:172) at org.testng.TestNG.initializeSuitesAndJarFile(TestNG.java:311) at org.testng.remote.RemoteTestNG.run(RemoteTestNG.java:88) at org.testng.remote.RemoteTestNG.initAndRun(RemoteTestNG.java:204) at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:175) ```