svg file is not updated by legacy designer on Windows if it alreasy exists

1. create business process by legacy process designer on Windows 2. save it => green message of image generation appears and svg image is generated 3. update the process and save it => green message of image generation appears but svg image is not updated with the following message 2018-08-19 16:29:20,707 ERROR [org.jbpm.designer.web.server.TransformerServlet] (default task-24) class org.uberfire.java.nio.file.FileAlreadyExistsException src.proc1-svg.svg 2018-08-19 16:29:20,809 ERROR [stderr] (default task-24) org.uberfire.java.nio.file.FileAlreadyExistsException 2018-08-19 16:29:20,839 ERROR [stderr] (default task-24) at org.jbpm.designer.repository.vfs.VFSRepository.createAsset(VFSRepository.java:414) 2018-08-19 16:29:20,845 ERROR [stderr] (default task-24) at org.jbpm.designer.repository.vfs.VFSRepository$Proxy$_$$_WeldClientProxy.createAsset(Unknown Source) 2018-08-19 16:29:20,846 ERROR [stderr] (default task-24) at org.jbpm.designer.web.server.TransformerServlet.storeInRepository(TransformerServlet.java:741) 2018-08-19 16:29:20,848 ERROR [stderr] (default task-24) at org.jbpm.designer.web.server.TransformerServlet.doPost(TransformerServlet.java:324) 2018-08-19 16:29:20,849 ERROR [stderr] (default task-24) at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) 2018-08-19 16:29:20,850 ERROR [stderr] (default task-24) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) 2018-08-19 16:29:20,860 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74) 2018-08-19 16:29:20,862 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129) 2018-08-19 16:29:20,863 ERROR [stderr] (default task-24) at io.undertow.websockets.jsr.JsrWebSocketFilter.doFilter(JsrWebSocketFilter.java:130) 2018-08-19 16:29:20,864 ERROR [stderr] (default task-24) at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) 2018-08-19 16:29:20,867 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) 2018-08-19 16:29:20,868 ERROR [stderr] (default task-24) at org.uberfire.ext.security.server.SecureHeadersFilter.doFilter(SecureHeadersFilter.java:110) 2018-08-19 16:29:20,869 ERROR [stderr] (default task-24) at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) 2018-08-19 16:29:20,870 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) 2018-08-19 16:29:20,872 ERROR [stderr] (default task-24) at org.uberfire.ext.security.server.SecurityIntegrationFilter.doFilter(SecurityIntegrationFilter.java:70) 2018-08-19 16:29:20,873 ERROR [stderr] (default task-24) at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) 2018-08-19 16:29:20,874 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) 2018-08-19 16:29:20,875 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) 2018-08-19 16:29:20,876 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:64) 2018-08-19 16:29:20,877 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) 2018-08-19 16:29:20,878 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78) 2018-08-19 16:29:20,878 ERROR [stderr] (default task-24) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) 2018-08-19 16:29:20,879 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:131) 2018-08-19 16:29:20,880 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) 2018-08-19 16:29:20,881 ERROR [stderr] (default task-24) at io.undertow.server.handlers.DisableCacheHandler.handleRequest(DisableCacheHandler.java:33) 2018-08-19 16:29:20,881 ERROR [stderr] (default task-24) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) 2018-08-19 16:29:20,882 ERROR [stderr] (default task-24) at io.undertow.security.handlers.AuthenticationConstraintHandler.handleRequest(AuthenticationConstraintHandler.java:53) 2018-08-19 16:29:20,882 ERROR [stderr] (default task-24) at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) 2018-08-19 16:29:20,883 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) 2018-08-19 16:29:20,884 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.security.ServletSecurityConstraintHandler.handleRequest(ServletSecurityConstraintHandler.java:59) 2018-08-19 16:29:20,884 ERROR [stderr] (default task-24) at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) 2018-08-19 16:29:20,885 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) 2018-08-19 16:29:20,885 ERROR [stderr] (default task-24) at io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50) 2018-08-19 16:29:20,886 ERROR [stderr] (default task-24) at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) 2018-08-19 16:29:20,887 ERROR [stderr] (default task-24) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) 2018-08-19 16:29:20,888 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61) 2018-08-19 16:29:20,889 ERROR [stderr] (default task-24) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) 2018-08-19 16:29:20,889 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.GlobalRequestControllerHandler.handleRequest(GlobalRequestControllerHandler.java:68) 2018-08-19 16:29:20,890 ERROR [stderr] (default task-24) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) 2018-08-19 16:29:20,890 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292) 2018-08-19 16:29:20,891 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81) 2018-08-19 16:29:20,892 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138) 2018-08-19 16:29:20,893 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135) 2018-08-19 16:29:20,893 ERROR [stderr] (default task-24) at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) 2018-08-19 16:29:20,894 ERROR [stderr] (default task-24) at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) 2018-08-19 16:29:20,894 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.security.SecurityContextThreadSetupAction.lambda$create$0(SecurityContextThreadSetupAction.java:105) 2018-08-19 16:29:20,895 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.security.SecurityContextThreadSetupAction$$Lambda$863/184432418.call(Unknown Source) 2018-08-19 16:29:20,896 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService. java:1501) 2018-08-19 16:29:20,897 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction$$Lambda$864/811891618.call(Unknown Source) 2018-08-19 16:29:20,898 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService. java:1501) 2018-08-19 16:29:20,899 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction$$Lambda$864/811891618.call(Unknown Source) 2018-08-19 16:29:20,899 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService. java:1501) 2018-08-19 16:29:20,900 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction$$Lambda$864/811891618.call(Unknown Source) 2018-08-19 16:29:20,901 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService. java:1501) 2018-08-19 16:29:20,903 ERROR [stderr] (default task-24) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction$$Lambda$864/811891618.call(Unknown Source) 2018-08-19 16:29:20,904 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272) 2018-08-19 16:29:20,904 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81) 2018-08-19 16:29:20,905 ERROR [stderr] (default task-24) at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104) 2018-08-19 16:29:20,906 ERROR [stderr] (default task-24) at io.undertow.server.Connectors.executeRootHandler(Connectors.java:330) 2018-08-19 16:29:20,906 ERROR [stderr] (default task-24) at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:812) 2018-08-19 16:29:20,907 ERROR [stderr] (default task-24) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 2018-08-19 16:29:20,907 ERROR [stderr] (default task-24) at java.lang.Thread.run(Thread.java:745)