It looks like that you are using a custom metro.config.js that does not extend @expo/metro-config.

The solution for this is noted below

It looks like that you are using a custom metro.config.js that does not extend @expo/metro-config.

Solution

transformer: {
	assetPlugins: ['expo-asset/tools/hashAssetFiles'],
},

Try other methods by searching on the site. That is if this doesn’t work