Github user uce commented on a diff in the pull request: https://github.com/apache/flink/pull/2600#discussion_r82141826 --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/concurrent/impl/FlinkFuture.java --- @@ -190,7 +191,16 @@ public R recover(Throwable failure) throws Throwable { return Futures.future(new Callable<R>() { @Override public R call() throws Exception { - return future.get(); + try { + return future.get(); + } catch (ExecutionException e) { + // unwrap the execution exception if it's not a throwable --- End diff -- Did you mean `Error` instead of `Throwable`?
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