Gatlinng 3.7.4 j.n.c.ClosedChannelException

Hi Stephane/ Team,
I updated my gatling version from 3.0.0 to 3.7.4. When did a performance test with 3.7.4 we noticed 15% of failures with the below errors. We are not seeing the same with 3.0.0 version. Kindly help us understand.

j.i.IOException: Premature close

Attached copy of gatling.conf

–Alex Michael Raj J

gatling.conf (8.17 KB)

As requested in this group’s terms:

  • Provide a Short, Self Contained, Correct (Compilable), Example (see

This time I wont be able to share the project/code. but the same code works fine with gatling 3.0.0 and only with Gatling 3.7.4 the test fails with the below error.
j.i.IOException: Premature close


If you can’t share remote access to your application, either publicly or privately (through a consulting contract under NDA), nor build a sample app that exhibits the same issue, I’m afraid there’s nothing we can do.