Description
Currently AUTO Id generation strategy works unstable under high load/concurrency conditions at least for H2 DB. [1], [2]
Possible solution of this problem is migration AUTO to TABLE Id generation strategy for all persistence domain objects.
[1] http://syncope-dev.1063484.n5.nabble.com/Question-Problem-with-test-UsertTestITCase-issueSYNCOPE279-tt5712389.html
[2] http://syncope-dev.1063484.n5.nabble.com/Persistence-id-generation-strategy-TABLE-vs-AUTO-td5711813.html