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Questions tagged [back4app]

Back4app is a mobile-backend-as-a-service platform. It offers the Open Source Parse Server as a backend. Use this tag for questions specific to back4app.

Back4app is a mobile-backend-as-a-service platform. It offers the Open Source Parse server as a backend.

Official site: https://www.back4app.com/

375 questions
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Query a table in Back4app

I have a User table in Back4app. I would like to query the table. I am using the below set of statement. It does not work. Please advise. The count always comes to zero. PFQuery *query = [PFQuery queryWithClassName:@"User"]; [query…
Harish
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ParseLiveQuery can't access Pointer object

Hi I'm trying to fetch my object via ParseLiveQuery I think ParseLiveQuery is not support Pointer Object. Here is snippet my code. Post.swift import Foundation import Parse class Post: PFObject, PFSubclassing { @NSManaged var postBy: PFUser? …
Shawn Baek
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cloud code function worked fine in Parse but not in back4app

After migrating my app from Parse.com to back4app platform, we started facing issues with cloud code functions. I have a cloud code function which is calling the following url: http://www.pro.co.il/homeler/test.asp?c=6&a=51 And the error is: {…
Oron Bendavid
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Error Domain=NSURLErrorDomain Code=403 "The operation couldn’t be completed. (NSURLErrorDomain error 403.)"

I am using sdwebimage and back4app backend . We are not able to load image from back4app. [immg1 sd_setImageWithURL:url11 placeholderImage:[UIImage imageNamed:@"pro"] completed:^(UIImage *image, NSError *error, SDImageCacheType cacheType, NSURL…
Pankaj Sonava
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Parse Current User Persists After App Delete But Doesn't Retain the Actual One

I am currently using Parse in my app to manage users. One problem I am having is switching between the test and live version of my app. The usual flow of my app is as follows: The user opens the app and the login page is shown If that user is…
Archie Judd
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Data Migration from Parse to back4App Error

I just migration my App data from Parse to Back4App and followed the steps to set up back4App configuration. But now when I hit the Parse API with reference to back4App. It is continuously giving me following error: [Error]: The certificate for this…
Ratneshwar Singh
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Query From Parse framework(Class: Events having 1 row) not working and no display on the fragment layout on Android studio

I am working on an activity with a list view supported by fragment activity. The fragment is inflated with the data received from the Parse Framework on Back4app The following is the code for the fragment:- package com.footzila.footify; import…
Yash Gupta
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how to handle 'Invalid token error :209' after parse migration objective c

how to handle this error 'invalid session error (209)' in my code I have use below code : PFQuery *query = [PFQuery queryWithClassName:@"Query"]; [query whereKey:@"user" equalTo:[PFUser currentUser]]; [query whereKey:@"converted"…
ayushi
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Set API server with Parse SDK for Windows Phone

I am using Parse as a backend for my Windows Phone applications. Since Parse is shutting down, I am trying to migrate my apps with back4app service. I updated Parse SDK for Windows Phone via NuGet Package Manager to Parse SDK 1.7 and I should now…
user4110504
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com.parse.ParseRequest$ParseRequestException: unauthorized

I am new in android. Well I am trying to send data to parse cloud, but I am getting this exception. com.parse.ParseRequest$ParseRequestException: unauthorized Here is the MainActivity class. /* * Copyright (c) 2015-present, Parse, LLC. * All…
Haider Akbar
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parseObject.saveInBackground() throw exception

I am new in back{4}app and i tried to use this code: public void save(View view) { ParseObject parseObject = new ParseObject("users"); //we will add column parseObject.put("name","eyal"); …
Eyal Borovsky
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Swift: Update Parse User (PFUser) and save image to it after new registration

I have been banging my head since yesterday. I have fetch profile picture from facebook and want to save it to parse. But I am stuck. I tried solution from this How to update Parse user information in Swift? That did not solved my case. Updating…
Ccr
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flask gunicorn deployment failed

I am trying to run my app on back4app and has the following issue: 2023-05-07T11:39:43.342Z SYSTEM LAUNCHING CONTAINER... 2023-05-07T11:39:46.143Z SYSTEM CHECKING HEALTH... 2023-05-07T11:39:46.144Z SYSTEM trying to hit the 8080 port using…
Teslajke
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How do i delete every parse column in a class?

I want to delete every single column/object (could be both) in a class, Im expecting to delete every column in a class and i have tried examples from back4app (my db thing) and they were very confusing. In conclusion i want to see how to delete…
Karim
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Unhandled promise rejection: ReferenceError: Can't find variable: indexedDB

I'm trying to set up a Back4App backend in a react native expo 45 app. I keep getting a [Unhandled promise rejection: ReferenceError: Can't find variable: indexedDB] warning related to the async-storage and Parse import. import AsyncStorage from…
Cory
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