java.util.NoSuchElementException: Invoker.first

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java.util.NoSuchElementException: Invoker.first
at slick.jdbc.Invoker$class.first(Invoker.scala:34)
at slick.jdbc.StatementInvoker.first(StatementInvoker.scala:16)
at slick.jdbc.StreamingInvokerAction$HeadAction.run(StreamingInvokerAction.scala:52)
at slick.jdbc.StreamingInvokerAction$HeadAction.run(StreamingInvokerAction.scala:51)
at slick.backend.DatabaseComponent$DatabaseDef$$anon$2.liftedTree1$1(DatabaseComponent.scala:237)
at slick.backend.DatabaseComponent$DatabaseDef$$anon$2.run(DatabaseComponent.scala:237)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)

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