NPC ScriptOperation Design
Classes
Diagrams error (with plantuml command): Feb 10, 2026 11:13:19 AM java.util.prefs.FileSystemPreferences$1 run WARNING: Couldn't create user preferences directory. User preferences are unusable. Feb 10, 2026 11:13:19 AM java.util.prefs.FileSystemPreferences$1 run WARNING: java.io.IOException: No such file or directory Error line 2 in file: /tmp/diagrams_in8237b23224af.plantuml Some diagram description contains errors Feb 10, 2026 11:13:24 AM java.util.prefs.FileSystemPreferences checkLockFile0ErrorCode WARNING: Could not lock User prefs. Unix error code 2. Feb 10, 2026 11:13:24 AM java.util.prefs.FileSystemPreferences syncWorld WARNING: Couldn't flush user prefs: java.util.prefs.BackingStoreException: Couldn't get file lock.
Design
Documentation
See Behavior_Operations page for description of syntax and commands.