Angular 5 Material Table not getting data from service

Question

I am trying to simply display data from a MySQL database using Angular (5) with a Material table. The code I have compiles successfully, and a table with the column names and pa

Answer 1

Try to use an elvis operator ? in the template to begin with. If it is just the template issue, that should get your problem solved.

[length]="unitTypeDatabase?.data?.length"

The reason is when the view is rendered there is no unitTypeDatabase defined yet as it is only initialized in the ngOnInit(). See if that fixes your issue.