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Local server dont start

Hello. My local Blynk server worked fine for six month, but yesterday after reboot server does not start. If i try to run with "java -jar server-0.41.8-java8.jar -dataFolder /home/pi/Blynk, i get messge:
Exception in thread “main” java.lang.RuntimeException: Error unpacking static files.
at cc.blynk.utils.JarUtil.unpackStaticFiles(JarUtil.java:64)
at cc.blynk.utils.properties.ServerProperties.(ServerProperties.java:34)
at cc.blynk.utils.properties.ServerProperties.(ServerProperties.java:42)
at cc.blynk.server.launcher.ServerLauncher.main(ServerLauncher.java:55)
Caused by: java.nio.file.AccessDeniedException: /home/op/Blynk/static/report-email.html
at sun.nio.fs.UnixException.translateToIOException(UnixException.java:84)
at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
at sun.nio.fs.UnixFileSystemProvider.implDelete(UnixFileSystemProvider.java:244)
at sun.nio.fs.AbstractFileSystemProvider.deleteIfExists(AbstractFileSystemProvider.java:108)
at java.nio.file.Files.deleteIfExists(Files.java:1165)
at cc.blynk.utils.JarUtil.unpackStaticFiles(JarUtil.java:49)
What does it mean? Thanks.

I had a similar problem.

I put the server’s execution file in the / Blynk folder and ran from there.