java.lang.ArrayIndexOutOfBoundsException: 272

[billylegota]

When running uristmaps.bat on Windows 10 with Java 8 I get the following output:

00:00  INFO: Uristmaps 0.3.3
00:00  INFO: Enabled Debug Logging
00:00  INFO: [ExportFiles] Resolved date to 10000-01-01
00:00  INFO: Starting full build
00:00 DEBUG: [TaskExecutor] Starting: BmpConvertTask
00:00 DEBUG: [BmpConverter] Started
00:00 DEBUG: [TaskExecutor] Completed: BmpConvertTask
00:00 DEBUG: [TaskExecutor] Starting: DistResources
00:00  INFO: [FileCopier] Copying static resources to output.
00:00 DEBUG: [TaskExecutor] Completed: DistResources
00:00 DEBUG: [TaskExecutor] Starting: GroupStructures
00:00 DEBUG: [StructureGroups] Reading groupMap from exported files.
00:00 DEBUG: [StructureInfo] Loading
00:00 DEBUG: [StructureInfo] Done
Exception in thread "main" java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at com.simontuffs.onejar.Boot.run(Boot.java:342)
        at com.simontuffs.onejar.Boot.main(Boot.java:168)
Caused by: java.lang.ArrayIndexOutOfBoundsException: 272
        at org.uristmaps.StructureGroups.load(StructureGroups.java:100)
        at org.uristmaps.Uristmaps.lambda$main$12(Uristmaps.java:133)
        at org.uristmaps.tasks.AdhocTask.work(AdhocTask.java:47)
        at org.uristmaps.tasks.TaskExecutor.execTask(TaskExecutor.java:170)
        at org.uristmaps.tasks.TaskExecutor.execTask(TaskExecutor.java:159)
        at org.uristmaps.tasks.TaskExecutor.execTask(TaskExecutor.java:159)
        at org.uristmaps.tasks.TaskExecutor.execTask(TaskExecutor.java:159)
        at org.uristmaps.tasks.TaskExecutor.exec(TaskExecutor.java:84)
        at org.uristmaps.Uristmaps.main(Uristmaps.java:163)
        ... 6 more

I am trying to process a pocket region from DF 43_05_WIN (maybe this version is not supported?).