java.lang.IllegalArgumentException
        at java.net.URI.create(URI.java:842)
        at java.net.URI.resolve(URI.java:1028)
        at org.netbeans.modules.java.source.tasklist.TaskCache.getAllFilesWithRecord(TaskCache.java:295)
        at org.netbeans.modules.java.source.tasklist.TaskCache.getAllFilesWithRecord(TaskCache.java:272)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.parseFiles(RepositoryUpdater.java:1769)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.updateFolder(RepositoryUpdater.java:1980)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.scanRoots(RepositoryUpdater.java:1643)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.access$2200(RepositoryUpdater.java:1187)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker$1.run(RepositoryUpdater.java:1370)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker$1.run(RepositoryUpdater.java:1225)
        at org.netbeans.modules.java.source.usages.ClassIndexManager.writeLock(ClassIndexManager.java:100)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.run(RepositoryUpdater.java:1222)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.run(RepositoryUpdater.java:1187)
        at org.netbeans.api.java.source.JavaSource$CompilationJob.run(JavaSource.java:1457)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
        at java.lang.Thread.run(Thread.java:619)
java.net.URISyntaxException: Illegal character in path at index 35: practical/dragdrop/backup/DragNDrop resizing symbols are shown.java
        at java.net.URI$Parser.fail(URI.java:2809)
        at java.net.URI$Parser.checkChars(URI.java:2982)
        at java.net.URI$Parser.parseHierarchical(URI.java:3066)
        at java.net.URI$Parser.parse(URI.java:3024)
        at java.net.URI.<init>(URI.java:578)
        at java.net.URI.create(URI.java:840)
        at java.net.URI.resolve(URI.java:1028)
        at org.netbeans.modules.java.source.tasklist.TaskCache.getAllFilesWithRecord(TaskCache.java:295)
        at org.netbeans.modules.java.source.tasklist.TaskCache.getAllFilesWithRecord(TaskCache.java:272)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.parseFiles(RepositoryUpdater.java:1769)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.updateFolder(RepositoryUpdater.java:1980)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.scanRoots(RepositoryUpdater.java:1643)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.access$2200(RepositoryUpdater.java:1187)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker$1.run(RepositoryUpdater.java:1370)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker$1.run(RepositoryUpdater.java:1225)
        at org.netbeans.modules.java.source.usages.ClassIndexManager.writeLock(ClassIndexManager.java:100)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.run(RepositoryUpdater.java:1222)
        at org.netbeans.modules.java.source.usages.RepositoryUpdater$CompileWorker.run(RepositoryUpdater.java:1187)
        at org.netbeans.api.java.source.JavaSource$CompilationJob.run(JavaSource.java:1457)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
        at java.lang.Thread.run(Thread.java:619)