.... for last 1-2 days its failing on My machine with below mentioned Error.
java.lang.IndexOutOfBoundsException: Index: 0
at java.util.Collections$EmptyList.get(Unknown Source)
at net.osmand.data.Multipolygon.addAndMergePolygon(Multipolygon.java:75)
at net.osmand.data.Multipolygon.addNewPolygonPart(Multipolygon.java:43)
at net.osmand.data.Multipolygon.addOuterWay(Multipolygon.java:241)
at net.osmand.data.preparation.IndexAddressCreator.extractBoundary(IndexAddressCreator.java:317)
at net.osmand.data.preparation.IndexAddressCreator.indexBoundariesRelation(IndexAddressCreator.java:137)
at net.osmand.data.preparation.IndexCreator$5.iterateEntity(IndexCreator.java:531)
at net.osmand.data.preparation.OsmDbAccessor.iterateOverEntities(OsmDbAccessor.java:236)
at net.osmand.data.preparation.IndexCreator.generateIndexes(IndexCreator.java:526)
at net.osmand.swing.OsmExtractionUI$12.run(OsmExtractionUI.java:512)
at net.osmand.swing.ProgressDialog$WorkerThread.run(ProgressDialog.java:87)