request:fail url not in domain list or Cannot send network request to localhost

The following error occurred while the applet was using Request

request:fail url not in domain list or Cannot send network request to localhost error

text version:
1. From the menu bar, select “Settings”
2. From “Settings”, select “project Settings”
3. Check the box without checking
1. Select “Settings” from the menu bar, and then select “project Settings”

2. Check the checkbox

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