Main Exeption Android

[dreamslabmg]

i dunno why but i have this "main loop exeption" with an alert when i run the feature please help me

This is my code:
if (/Android/i.test(navigator.userAgent)) {
navigator.camera.getPicture(onSuccess, onFail, {
quality: 100,
destinationType: Camera.DestinationType.DATA_URL ,
sourceType: Camera.PictureSourceType.PHOTOLIBRARY,
correctOrientation: true,
});

function onSuccess(imageData) {
var image = document.getElementById('render');
image.src = "data:image/jpeg;base64," + imageData;
image.style.display = "flex";
prinscatta.style.display = "none";
textocr.recText(4,imageData,onSuccess,onFail);
function onSuccess(recognizedText)
{
testoiniziale2 = recognizedText;
console.log(testoiniziale2);
boxtraduzione2.value = recognizedText;
alert(recognizedText);
}
function onFail(message)
{
alert(message);
}
}

function onFail(message) {
window.plugins.toast.showWithOptions(
{
message: message,
duration: "short",
position: "bottom"
}
);
}