Grouping Questions with Begin repeat and End repeat

Good day!

Kindly assist, i coded repeat questions but the tool is not flowing smoothly offline, after add group, it continue asking add null.
Equipment Survey.xlsx (20.2 KB)

Welcome back to the community, @douglascharivanda! As a quick check you could always validate your XLSForm through this online validator. The online validator should help you identify syntax issues present within your XLSForm.