Cannot invoke "String.toLowerCase()" because "aliases[i]" is null 2java.lang.NullPointerException: Cannot invoke "String.toLowerCase()" because "aliases[i]" is null 3 at org.hibernate.jpa.spi.NativeQueryTupleTransformer$NativeTupleImpl.<init>(NativeQueryTupleTransformer.java:79) 4 at org.hibernate.jpa.spi.NativeQueryTupleTransformer.transformTuple(NativeQueryTupleTransformer.java:29) 5 at org.hibernate.jpa.spi.NativeQueryTupleTransformer.transformTuple(NativeQueryTupleTransformer.java:25) 6 at org.hibernate.sql.results.internal.RowTransformerTupleTransformerAdapter.transformRow(RowTransformerTupleTransformerAdapter.java:30) 7 at org.hibernate.sql.results.internal.StandardRowReader.readRow(StandardRowReader.java:109) 8 at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:198) 9 at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33) 10 at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:443) 11 at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:166) 12 at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.list(JdbcSelectExecutorStandardImpl.java:91) 13 at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:31) 14 at org.hibernate.query.sql.internal.NativeSelectQueryPlanImpl.performList(NativeSelectQueryPlanImpl.java:105) 15 at org.hibernate.query.sql.internal.NativeQueryImpl.doList(NativeQueryImpl.java:602) 16 at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:363) 17 at org.hibernate.query.Query.getResultList(Query.java:94) 18 at com.example.demo.DemoApplicationTests.testNamedNativeQueries3(DemoApplicationTests.java:57)