java.lang.IllegalStateException: Failed to find the following files: - ./font-awesome-duotone/duotone.js Locations searched were: - `D:\Prg\work\EclipseJavaProjects\Voyager\Voyager-UI\frontend` in this project - `META-INF/frontend` in included JARs - `META-INF/resources/frontend` in included JARs Please, double check that those files exist. If you use a custom directory for your resource files instead of default `frontend` folder then make sure you it's correctly configured (e.g. set 'vaadin.frontend.frontend.folder' property) at com.vaadin.flow.server.frontend.AbstractUpdateImports.getUniqueEs6ImportPaths(AbstractUpdateImports.java:400) ~[flow-server-23.3.2.jar:23.3.2] at com.vaadin.flow.server.frontend.AbstractUpdateImports.getModuleLines(AbstractUpdateImports.java:413) ~[flow-server-23.3.2.jar:23.3.2] at com.vaadin.flow.server.frontend.AbstractUpdateImports.collectModules(AbstractUpdateImports.java:324) ~[flow-server-23.3.2.jar:23.3.2] at com.vaadin.flow.server.frontend.AbstractUpdateImports.run(AbstractUpdateImports.java:128) ~[flow-server-23.3.2.jar:23.3.2] at com.vaadin.flow.server.frontend.TaskUpdateImports.execute(TaskUpdateImports.java:396) ~[flow-server-23.3.2.jar:23.3.2] at com.vaadin.flow.server.frontend.NodeTasks.execute(NodeTasks.java:342) ~[flow-server-23.3.2.jar:23.3.2] at com.vaadin.base.devserver.startup.DevModeInitializer.runNodeTasks(DevModeInitializer.java:435) ~[vaadin-dev-server-23.3.2.jar:?] at com.vaadin.base.devserver.startup.DevModeInitializer.lambda$initDevModeHandler$0(DevModeInitializer.java:348) ~[vaadin-dev-server-23.3.2.jar:?] at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?] at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?] at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?] at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?] at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?] at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?] at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]