Tracing not started error? Perhaps, like me, you recently rebooted the environment and it had not fully initialized before you tried to start recording on a new Data Expansion project.
1. Reboot the environment.
2. Create and build a runnable class (“job”) to call DataExpansionTraceControl::clear(true).
3. Run the class https://XXX.cloudax.dynamics.com/?cmp=usmf&mi=SysClassRunner&cls=DagResetDataExpansionTracing
Here is the logic which will run:
The prior steps will stop the failed trace and enable you to start recording a new project.