React-native-fetch-blob: Module RNFetchBlob requires main queue setup since it overrides `constantsToExport` but doesn't implement `requiresMainQueueSetup`. In a future release React Native will default to initializing all native modules on a background thread unless explicitly opted-out of.

[IamMasterWayne]

Hi ! Thank you for reporting an issue, but we would like to remind you, we have a trouble shooting page in our wiki.
You may want to take a look on that page or find issues tagged "trouble shooting" :p

• please provide the version of installed library and RN project.
• a sample code snippet/repository is very helpful to spotting the problem.
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[anhtuank7c]

I get same warning.

[xmarianox]

I get the same warning.

My stack:

node: 9.11.1

react: 16.4.2,
react-native: 0.56.0,
react-native-fetch-blob: "^0.10.8",

[muhammadsr]

Any updates on this issue?

[shirshak55]

use rn-fetch-blob guys. this is not maintained but that is maintained