org.nutz.ioc.IocException: IocBean[mainLauncher] throw Exception when creating
	at org.nutz.ioc.impl.ObjectMakerImpl.make(ObjectMakerImpl.java:152)
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:241)
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:271)
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:161)
	at org.nutz.boot.NbApp.execute(NbApp.java:210)
	at org.nutz.boot.NbApp.run(NbApp.java:178)
	at com.yubodata.data_handing.MainLauncher.main(MainLauncher.java:62)
Caused by: org.nutz.dao.DaoException: org.postgresql.util.PSQLException: ERROR: SAVEPOINT is not yet supported.
	at org.nutz.dao.impl.sql.run.NutDaoRunner._runWithTransaction(NutDaoRunner.java:116)
	at org.nutz.dao.impl.sql.run.NutDaoRunner._run(NutDaoRunner.java:89)
	at org.nutz.dao.impl.sql.run.NutDaoRunner$1.run(NutDaoRunner.java:75)
	at org.nutz.trans.Trans.exec(Trans.java:174)
	at org.nutz.dao.impl.sql.run.NutDaoRunner.run(NutDaoRunner.java:73)
	at org.nutz.dao.impl.DaoSupport.run(DaoSupport.java:240)
	at org.nutz.dao.impl.DaoSupport._exec(DaoSupport.java:252)
	at org.nutz.dao.impl.NutDao.query(NutDao.java:490)
	at com.yubodata.data_handing.dao.data.KeywordDao.getKeywords(KeywordDao.java:25)
	at com.yubodata.data_handing.service.AnsjService.addKeyWord(AnsjService.java:49)
	at com.yubodata.data_handing.MainLauncher.init(MainLauncher.java:35)
	at com.yubodata.data_handing.MainLauncher$FM$init$cff301be46c87e2fbea60f4ef344bacb.invoke(MainLauncher.java)
	at org.nutz.ioc.impl.ObjectMakerImpl$2.trigger(ObjectMakerImpl.java:180)
	at org.nutz.ioc.weaver.DefaultWeaver.onCreate(DefaultWeaver.java:89)
	at org.nutz.ioc.impl.ObjectMakerImpl.make(ObjectMakerImpl.java:141)
	... 6 more
Caused by: org.postgresql.util.PSQLException: ERROR: SAVEPOINT is not yet supported.
	at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2468)
	at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2211)
	at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:309)
	at org.postgresql.jdbc.PgStatement.executeInternal(PgStatement.java:446)
	at org.postgresql.jdbc.PgStatement.execute(PgStatement.java:370)
	at org.postgresql.jdbc.PgStatement.executeWithFlags(PgStatement.java:311)
	at org.postgresql.jdbc.PgStatement.executeCachedSql(PgStatement.java:297)
	at org.postgresql.jdbc.PgStatement.executeWithFlags(PgStatement.java:274)
	at org.postgresql.jdbc.PgStatement.executeUpdate(PgStatement.java:246)
	at org.postgresql.jdbc.PgConnection.setSavepoint(PgConnection.java:1622)
	at com.alibaba.druid.filter.FilterChainImpl.connection_setSavepoint(FilterChainImpl.java:815)
	at com.alibaba.druid.filter.FilterAdapter.connection_setSavepoint(FilterAdapter.java:1020)
	at com.alibaba.druid.filter.FilterChainImpl.connection_setSavepoint(FilterChainImpl.java:811)
	at com.alibaba.druid.proxy.jdbc.ConnectionProxyImpl.setSavepoint(ConnectionProxyImpl.java:472)
	at com.alibaba.druid.pool.DruidPooledConnection.setSavepoint(DruidPooledConnection.java:1011)
	at org.nutz.dao.impl.sql.run.NutDaoRunner._runWithTransaction(NutDaoRunner.java:103)
	... 20 more