this function must be called on the uimanager queue

Question

on manual capture (like in lib docs) library fires error "this function must be called on the uimanager queue" and app crash. https://github.com/Woonivers/react-native-document-scanner

user_15567908 · Answer

Go to the folder:

node_modules/@woonivers/react-native-document-scanner/ios

Edit the file RNPdfScannerManager.m. Change this line:

// - (dispatch_queue_t)methodQueue
// {
//     return dispatch_get_main_queue();
// }

Then rebuild the app.