title: Unresolved reference 'streamTable' of DolphinDB
body: <p>The version I am using is 1.30.0.12. The following script cannot identify <code>streamTable</code> and reports. <a href="https://i.stack.imgur.com/kZU9i.png" rel="nofollow noreferrer">this error</a>. Does anyone encounter this type of error before?</p>