I see the above error when I try to start a scenario and the below error in the log file. Would really appreciate suggestions.

2020/10/16 14:01:44 ERROR - neoload.Runtime: Scenario manager failed to prepare bench:0281d13a-10e4-462a-a2bc-77bb98c461c9 java.lang.NullPointerException
at java.util.Objects.requireNonNull(Objects.java:203)
at java.util.Optional.<init>(Optional.java:96)
at java.util.Optional.of(Optional.java:108)
at java.util.stream.FindOps$FindSink$OfRef.get(FindOps.java:193)
at java.util.stream.FindOps$FindSink$OfRef.get(FindOps.java:190)
at java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:152)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.util.stream.ReferencePipeline.findAny(ReferencePipeline.java:536)
at com.neotys.nl.controller.q.F.<init>(F.java:25)
at com.neotys.nl.monitor.apm.dynatrace.impl.a.a(a.java:266)
at com.neotys.nl.controller.q.S.a(S.java:639)
at com.neotys.nl.controller.d.a.b.d.a(d.java:756)
at com.neotys.nl.controller.q.ak.a(ak.java:910)
at com.neotys.nl.gui.a.e.run(e.java:347)
at java.lang.Thread.run(Thread.java:748)

Thanks
Prem