catch exceptions thrown at getting file output stream

        propMinSdkVersion = 16

        propTargetSdkVersion = propCompileSdkVersion

        propVersionCode = 1

        propVersionName = '3.8.11'

        propVersionName = '3.8.12'

        kotlin_version = '1.2.21'

        support_libs = '27.0.2'

    }

import com.simplemobiletools.commons.views.MyTextView

import kotlinx.android.synthetic.main.dialog_title.view.*

import java.io.File

import java.io.FileNotFoundException

import java.io.FileOutputStream

import java.io.OutputStream

import java.util.*

            }

            if (document?.exists() == true) {

                try {

                    callback(applicationContext.contentResolver.openOutputStream(document.uri))

                } catch (e: FileNotFoundException) {

                    showErrorToast(e)

                    callback(null)

                }

            } else {

                val error = String.format(getString(R.string.could_not_create_file), file.absolutePath)

                showErrorToast(error)