When trying to fetch a collection with .listDocuments the Error "Failed host lookup: 'cloud.appwrite.io'" occurs. When doing a GET request everything works normal. The code worked before the update of cloud to 1.5.x, and gives this error since a few days.
TL;DR
Developers are experiencing a "Failed host lookup: 'cloud.appwrite.io'" error when trying to fetch a collection with .listDocuments in Dart client. Possible causes could be a Flutter bug or app permissions issue. Some developers have apps that work fine after the upgrade. The issue started after updating to cloud version 1.5.x. Consider checking app permissions and potential Flutter bugs for a solution.