java.lang.ClassNotFoundException: org.netbeans.modules.cnd.debugger.common2.utils.optionw.OptionSet
   at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
   at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
   at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
Caused: java.lang.ClassNotFoundException: org.netbeans.modules.cnd.debugger.common2.utils.optionw.OptionSet starting from ModuleCL@75c836d9[org.netbeans.modules.cnd.debugger.gdb2] with possible defining loaders null and declared parents [ModuleCL@5dba2b68[org.openide.dialogs], ModuleCL@41aaf8e9[org.netbeans.modules.dlight.remote], ModuleCL@48b565d2[org.netbeans.modules.cnd], ModuleCL@42583a89[org.netbeans.modules.cnd.toolchain], ModuleCL@26991ba7[org.openide.explorer], ModuleCL@6977e8ea[org.openide.nodes], ModuleCL@298e6523[org.netbeans.lib.terminalemulator], ModuleCL@480bc071[org.openide.loaders], ModuleCL@199fdee7[org.netbeans.modules.cnd.debugger.common2], org.netbeans.MainImpl$BootClassLoader@2ce628d8, ...11 more]
   at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:224)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
Caused: java.lang.NoClassDefFoundError: org/netbeans/modules/cnd/debugger/common2/utils/optionw/OptionSet
   at org.netbeans.modules.cnd.debugger.gdb2.options.GdbProfileProvider.factoryCreate(GdbProfileProvider.java:66)
   at org.netbeans.modules.cnd.makeproject.api.configurations.Configuration.initAuxObjects(Configuration.java:93)
   at org.netbeans.modules.cnd.makeproject.api.configurations.MakeConfiguration.<init>(MakeConfiguration.java:231)
   at org.netbeans.modules.cnd.makeproject.api.configurations.MakeConfiguration.createConfiguration(MakeConfiguration.java:272)
   at org.netbeans.modules.cnd.makeproject.configurations.ConfigurationXMLCodec.createNewConfiguration(ConfigurationXMLCodec.java:1112)
   at org.netbeans.modules.cnd.makeproject.configurations.ConfigurationXMLCodec.startElement(ConfigurationXMLCodec.java:217)
   at org.netbeans.modules.cnd.api.xml.XMLDecoder._startElement(XMLDecoder.java:113)
   at org.netbeans.modules.cnd.api.xml.XMLDecoder.checkStartRecursion(XMLDecoder.java:131)
   at org.netbeans.modules.cnd.api.xml.XMLDecoder._startElement(XMLDecoder.java:110)
   at org.netbeans.modules.cnd.api.xml.XMLDocReader$Parser.startElement(XMLDocReader.java:332)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:509)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:1363)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2786)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:606)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:510)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:848)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:777)
   at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1213)
   at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:648)
   at org.netbeans.modules.cnd.api.xml.XMLDocReader.read(XMLDocReader.java:152)
   at org.netbeans.modules.cnd.makeproject.configurations.ConfigurationXMLReader._read(ConfigurationXMLReader.java:163)
   at org.netbeans.modules.cnd.makeproject.configurations.ConfigurationXMLReader.access$000(ConfigurationXMLReader.java:84)
   at org.netbeans.modules.cnd.makeproject.configurations.ConfigurationXMLReader$1.runImpl(ConfigurationXMLReader.java:135)
   at org.netbeans.modules.cnd.utils.NamedRunnable.run(NamedRunnable.java:62)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)