fix loadStepController initialize by calling super.initialize()

3 jobs for 362-issue in 14 minutes and 46 seconds (queued for 6 seconds)
Status Name Job ID Coverage
  Prepare
passed build-docker #210538
generic_privileged

00:07:37

 
  Build
passed build-ubuntu #210539

00:07:08

passed build-windows #210540

00:00:57