If a screen value is blank, trace the JSON hierarchy one item at a time

When I opened a small product screen for reproduction in the lab, the price and stock were visible, but only the product name ...
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JavaScript Practical Component Workshop Lecture 007: Searching for Latitude and Longitude from City Names—Getting Coordinates to Pass to the Weather API

Mika: "Professor, up until last time, we were able to input a city name and display 'Search for Osaka accepted.'" Professor: "Indeed. However, the weather forecast API sometimes has trouble with just ...