GEM
Classes
Diagrams error (with plantuml command): Aug 12, 2026 5:13:14 PM java.util.prefs.FileSystemPreferences$1 run WARNING: Couldn't create user preferences directory. User preferences are unusable. Aug 12, 2026 5:13:14 PM java.util.prefs.FileSystemPreferences$1 run WARNING: java.io.IOException: No such file or directory Error line 1 in file: /tmp/diagrams_ind7559be33c31.plantuml Some diagram description contains errors Aug 12, 2026 5:13:16 PM java.util.prefs.FileSystemPreferences checkLockFile0ErrorCode WARNING: Could not lock User prefs. Unix error code 2. Aug 12, 2026 5:13:16 PM java.util.prefs.FileSystemPreferences syncWorld WARNING: Couldn't flush user prefs: java.util.prefs.BackingStoreException: Couldn't get file lock.