Hi Binti, unfortunately I don't have any other ideas why this NPE happens (except of two mentioned above). But I believe that fix of this problem will prevent this NPE in all other cases.
About key remaining future: in some cases mentioned NPE led to it. BTW, did you migrate to Ignite 1.8? On Fri, Apr 21, 2017 at 10:39 PM, bintisepaha <binti.sep...@tudor.com> wrote: > Andrey, we never start a txn on the client side. The key that gets locked on > our end and stays locked even after a successful txn is never read or > updated in a txn from the client side. Are you also able to reproduce the > key remaining locked issue? > > Thanks, > Binti > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Pessimistic-TXN-did-not-release-lock-on-a-key-all-subsequent-txns-failed-tp10536p12164.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com.