Hi Kabanets,
Sorry for the inconvenience caused.
We have confirmed the issue with BundleConfig is a defect and we have logged a defect report for this. The fix for this issue is estimated to be available in our Essential Studio Volume 2, 2018 Service Pack 1 release until then we appreciate your patience.
Please let us know if you require any further assistance on this.
Regards,
Sridurgha U