without a hitch
US /wɪðˈaʊt ə hɪtʃ/
UK /wɪðˈaʊt ə hɪtʃ/

1.
tanpa sebarang masalah, lancar
without any problems or difficulties
:
•
The event went off without a hitch.
Acara itu berjalan tanpa sebarang masalah.
•
The surgery was completed without a hitch.
Pembedahan itu selesai tanpa sebarang masalah.