[INFO] yang-to-sources: Code generator instantiated from org.opendaylight.yangtools.maven.sal.api.gen.plugin.CodeGeneratorImpl
[INFO] yang-to-sources: Sources will be generated to /home/username/sfc/sfc-netconf/src/main/yang-gen-sal
[WARNING] Naming conflict for type 'org.opendaylight.yang.gen.v1.urn.ios.rev160308._native.pfr.border.intf.grouping._interface.atm._int.ExternalKey': file with same name already exists and will not be generated.
[WARNING] Naming conflict for type 'org.opendaylight.yang.gen.v1.urn.ios.rev160308._native.pfr.border.intf.grouping._interface.ATMIntKey': file with same name already exists and will not be generated.
[WARNING] Naming conflict for type 'org.opendaylight.yang.gen.v1.urn.ios.rev160308._native.config.bdomain.mode.grouping.member.mem.ipv4.MemVcidKey': file with same name already exists and will not be generated.
[WARNING] Naming conflict for type 'org.opendaylight.yang.gen.v1.urn.ios.rev160308._native.config.bdomain.mode.grouping.member.MemIpv4Key': file with same name already exists and will not be generated.
[WARNING] Naming conflict for type 'org.opendaylight.yang.gen.v1.urn.ios.rev160308._native.config.bdomain.mode.grouping.member.acr.service.instance.SiiKey': file with same name already exists and will not be generated.
[WARNING] Naming conflict for type 'org.opendaylight.yang.gen.v1.urn.ios.rev160308._native.config.bdomain.mode.grouping.member.ACRKey': file with same name already exists and will not be generated.
[WARNING] Naming conflict for type 'org.opendaylight.yang.gen.v1.urn.ios.rev160308._native.config.bdomain.mode.grouping.member.MemberInterfaceKey': file with same name already exists and will not be generated.
[ERROR] yang-to-sources: Unable to generate sources with org.opendaylight.yangtools.maven.sal.api.gen.plugin.CodeGeneratorImpl generator
java.lang.ClassCastException: org.opendaylight.yangtools.binding.generator.util.Types$ParametrizedTypeImpl cannot be cast to org.opendaylight.yangtools.sal.binding.model.api.GeneratedTransferObject
	at org.opendaylight.yangtools.sal.java.api.generator.BuilderTemplate.generateCopyConstructor(BuilderTemplate.java:1269)
	at org.opendaylight.yangtools.sal.java.api.generator.BuilderTemplate.body(BuilderTemplate.java:369)
	at org.opendaylight.yangtools.sal.java.api.generator.BaseTemplate.generate(BaseTemplate.java:76)
	at org.opendaylight.yangtools.sal.java.api.generator.BuilderGenerator.generate(BuilderGenerator.java:65)
	at org.opendaylight.yangtools.sal.java.api.generator.GeneratorJavaFile.generateTypeToJavaFile(GeneratorJavaFile.java:170)
	at org.opendaylight.yangtools.sal.java.api.generator.GeneratorJavaFile.generateToFile(GeneratorJavaFile.java:116)
	at org.opendaylight.yangtools.maven.sal.api.gen.plugin.CodeGeneratorImpl.generateSources(CodeGeneratorImpl.java:75)
	at org.opendaylight.yangtools.yang2sources.plugin.YangToSourcesProcessor.generateSourcesWithOneGenerator(YangToSourcesProcessor.java:340)
	at org.opendaylight.yangtools.yang2sources.plugin.YangToSourcesProcessor.generateSources(YangToSourcesProcessor.java:285)
	at org.opendaylight.yangtools.yang2sources.plugin.YangToSourcesProcessor.execute(YangToSourcesProcessor.java:95)
	at org.opendaylight.yangtools.yang2sources.plugin.YangToSourcesMojo.execute(YangToSourcesMojo.java:116)
	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:132)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
	at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
	at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:120)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:355)
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155)
	at org.apache.maven.cli.MavenCli.execute(MavenCli.java:584)
	at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:216)
	at org.apache.maven.cli.MavenCli.main(MavenCli.java:160)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
	at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
	at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
[ERROR] yang-to-sources: One or more code generators failed, including failed list(generatorClass=exception) {org.opendaylight.yangtools.maven.sal.api.gen.plugin.CodeGeneratorImpl=java.lang.ClassCastException}