Getting error with message : The statement must be executed before any results can be obtained.

Hi,
Following is my environment.
Language : Java , JDK 1.7
Spring framework , jax-ws web service

I am trying access SQL Server 2012 express database.

jdbcTemplate.update(new PreparedStatementCreator() { public PreparedStatement createPreparedStatement( Connection connection) throws SQLException { PreparedStatement ps = (PreparedStatement) connection .prepareStatement(str1, Statement.RETURN_GENERATED_KEYS); return ps; } }, keyHolder)
above code snippet is how I am invoking. Using type4 jdbc driver. Getting following error :
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