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java.lang.NullPointerException: 	at org.postgresql.jdbc2.ResultSet.getBytes(ResultSet.java:321)	at org.postgresql.jdbc2.DatabaseMetaData.getIndexInfo(DatabaseMetaData.java:2942)	at com.solarmetric.jdbc.DelegatingDatabaseMetaData.getIndexInfo(DelegatingDatabaseMetaData.java:253)	at com.solarmetric.jdbc.LoggingConnectionDecorator$LoggingConnection$LoggingDatabaseMetaData.getIndexInfo(LoggingConnectionDecorator.java:321)	at com.solarmetric.jdbc.DelegatingDatabaseMetaData.getIndexInfo(DelegatingDatabaseMetaData.java:253)	at kodo.jdbc.sql.DBDictionary.getIndexInfo(DBDictionary.java:2921)	at kodo.jdbc.schema.SchemaGenerator.generateIndexes(SchemaGenerator.java:568)	at kodo.jdbc.schema.SchemaGenerator.generateIndexes(SchemaGenerator.java:577)	at kodo.jdbc.schema.SchemaGenerator.generateIndexes(SchemaGenerator.java:357)	at kodo.jdbc.schema.SchemaGenerator.generateSchemas(SchemaGenerator.java:188)	at kodo.jdbc.schema.SchemaGenerator.generateSchemas(SchemaGenerator.java:168)	at kodo.jdbc.schema.SchemaTool.getDBSchemaGroup(SchemaTool.java:1062)	at kodo.jdbc.schema.SchemaTool.createDB(SchemaTool.java:293)	at kodo.jdbc.schema.SchemaTool.run(SchemaTool.java:1383)	at kodo.jdbc.schema.SchemaTool.run(SchemaTool.java:1317)	at kodo.jdbc.schema.SchemaTool.main(SchemaTool.java:1267)