ios : progress bar never ends . cant load book

[veeyka]

"base-64": "^0.1.0",
"epubjs-rn": "0.0.127",
"react": "16.6.1",
"react-native": "0.57.5",
"react-native-fetch-blob": "^0.10.8",
"react-native-fs": "^2.12.1",
"react-native-orientation": "^3.1.3",
"react-native-static-server": "^0.3.0",
"react-native-wkwebview-reborn": "^2.0.0",
"react-native-zip-archive": "^3.0.1"

---

i cant see my book and just a white screen with a progress bar orbiting
i dont know what to do with this problem really
help pls
------------------------------------ its my cde
import React, {Component} from 'react';
import {StyleSheet, Text, View} from 'react-native';
import { Epub} from 'epubjs-rn';
import RNFB from 'react-native-fetch-blob';

export default class App extends Component {
constructor(props){
super(props);
}

render() {
return (

<Epub src={"http://menarehbookstore.com/frontend/web/upload/epub/1528012688.epub"}
flow={"paginated"} />

);
}

[veeyka]

solved by giving it with and height