To reproduce the issue, run the customer's demo. Change the checked state of the cities column. The CustomCheckboxItemTemplateComponent.onChanged event will be invoked and the following console messages appear. However, if you add more rows and check their cities values, the onChanged event won't be invoked and no messages appear.
User issue and Demo: T16454 - Custom item component is not rendering for Dynamic Matrix https://surveyjs.answerdesk.io/internal/ticket/details/T16454
To reproduce the issue, run the customer's demo. Change the checked state of the cities column. The
CustomCheckboxItemTemplateComponent.onChanged
event will be invoked and the following console messages appear. However, if you add more rows and check theircities
values, theonChanged
event won't be invoked and no messages appear.