In that case, the most possible cause would be https://issues.apache.org/jira/browse/FLINK-16313, which is included in Flink 1.10.1 (to be released)
The release candidates for Flink 1.10.1 is currently ongoing, would it be possible for you to try that out and see if the error still occurs? On Mon, May 11, 2020 at 4:11 PM luisfaamaral <luisfernando.ama...@gmail.com> wrote: > Thanks Gordon and Seth for the reply. > > So.. the main project contains the below flink dependencies... > > > > And the state processor project contains the following: > <flink.version>1.9.0</flink.version> > > > > At the first sight I may say all the libraries match to 1.9.0 flink > libraries within both projects. > > > > -- > Sent from: > http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/ >