Запрещено разрешение на запуск Cordapp через systemctl

Запуск примера cordapp в Ubuntu в качестве службы: https://docs.corda.net/releases/release-V3.1/deploying-a-node.html

При запуске узла я получаю следующую ошибку:

Apr 25 17:48:04 single-node-marketplace-master systemd[1]: Started Cordapp Example - party B.
Apr 25 17:48:22 single-node-marketplace-master java[99477]: Exception in thread "main" java.io.IOException: Permission denied
Apr 25 17:48:22 single-node-marketplace-master java[99477]:         at java.io.UnixFileSystem.createFileExclusively(Native Method)
Apr 25 17:48:22 single-node-marketplace-master java[99477]:         at java.io.File.createNewFile(File.java:1012)
Apr 25 17:48:22 single-node-marketplace-master java[99477]:         at net.corda.node.internal.NodeStartup.enforceSingleNodeIsRunning(NodeStartup.kt:226)
Apr 25 17:48:22 single-node-marketplace-master java[99477]:         at net.corda.node.internal.NodeStartup.run(NodeStartup.kt:53)
Apr 25 17:48:22 single-node-marketplace-master java[99477]:         at net.corda.node.Corda.main(Corda.kt:13)