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I've also encountered this issue with one device. It seems like a bug in the third party app. It doesn't grant the permission properly. You don't need any permission to access the resource returned by ContentChooser. You can add Try / Catch to catch this error.
link: add this to the Manifest: SetApplicationAttribute(android:requestLegacyExternalStorage, true)
link: 1.Fatal Exception: java.lang.SecurityException: Permission Denial: reading com.android.providers.media.MediaProvider uri content:// from pid=19038, ui

maybe this helps http://stackoverflow.com/questions/19513556/select-multiple-files-with-intent-action-get-content
link: I did not find a thread about it: I would like to select multiple images via content chooser. Any way to do that?

I don't believe you can select multiple files at once. Content chooser allows you to select a file at a time. https://www.b4x.-folder-or-other-dir-image-file-chooser-xui-xclv.99930/ https://www.b4x.-example-select-image-at-phone.109022/#content There are many other examples of this. Adding an im

You will need to set the mime type to */*. You cannot have multiple types with ContentChooser. MediaChooser class from this project can be useful: https://www.b4x.com/android/forum/threads/b4x-b4xpages-pleroma-mastodon-client.119426/#content
link: How do I can add two or more mime type to content chooser? I try to use image/jpg, video/mp4, but not working and only show images Thanks

It is not simple to choose multiple images as different file browsers and pickers behave differently. You will not be able to use ContentChooser for this. Relevant discussions: https://www.b4x./?query=Content+Chooser+multiple The uploading code will also need some changes though they are simple.
link: I have read many threads about webview upload. Many thanks, I have done upload single files. But can I improve multiple files upload? I have done my H

You can use ContentChooser to let the user choose an image. You can set the mime type to image/jpeg. I don't know whether the third party app will respect it or not. You cannot set multiple mimes.

Hi. 65-E7LUttms First I tried to make a gallery, trying a recursive algorithm to find all the folders with images and/or videos inside. But it takes forever to search. I then tried to take advantage of the Android Gallery with an ACTION_GET_CONTENT intent to select multiple images or videos. Bu

I found two topics (1,2) about the choice of several files but didnt found the answer. Can I choose several files using ContentChooser? Here was written about EXTRA_ALLOW_MULTIPLE. Can I add this function to ContentChooser? I need to add 10-15 photos at a time in my app, and it is very long to add t
link: As you can see in that thread it didn't work with most file explorers. You cannot add this flag to ContentChooser.
link: I see. So how can I add several photos using ContentChooser? Could you help me?
link: Thank you, this is a very good library, but still not what I wanted. Are there any other similar libraries? Is it possible to choose several photos

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link: magicFiles.UploadFileToFolder(File.DirRootExternal, "test.txt", "myFolder", "renamed.txt") Sub (Success As Boolean, FileName As String) If Success Th

Hello, I have successfully implemented both Content Chooser and Intent Based Camera in one project. These are the sources I used: https://www.b4x.-chooser.12940/ https://www.b4x.-based-camera.69215/#content I have seen some apps where the camera is placed as an option in Content Chooser. Any i
link: It will not work with ContentChooser. I think that it will be simpler and work better to implement it in your interface. Add one button for camera and
link: Thank you. It is already set like that.

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