What is Doordash Error Code 400 and How to Fix It?

When this happens, users receive the ‘HTTP 400 bad request error’ right away. As a result, they are unable to even use the app, let alone order food through it. As far as the cause of this problem is concerned, there could be several. To begin with, it could be due to a network issue or limits imposed by your ISP.

Similarly, utilizing an older version of this software may result in the same error. Similarly, in rare cases, temporary data inhibits the program from functioning properly. Not to mention the possibility that corrupt app data is to blame.

With that said, the following are the many techniques for resolving all of the aforementioned concerns, which will also resolve the Doordash Error Code 400. Continue reading for more information.

What Causes Doordash Error Code 400?

Typically, when a web app or page displays Error Code 400 on their screens. It usually indicates that something is wrong on the client’s end rather than the server’s end. There could be a lot of reasons why the error message appears on your screens.

All of these errors are mostly caused by a fault at the client’s device or end. As a result, it is critical that we first identify the issue that is producing the mistake. Only by identifying and resolving the core cause will we be able to avoid such errors from occurring on our displays in the future.

In most circumstances, Error Code 400 appears when there is a difficulty with the internet connection, a browser malfunction, or a problem with the cache files or app files becoming corrupted. An old operating system might also be the source of such an error message, and merely updating it should resolve the problem.

Whatever the reason, the troubleshooting procedures described below are a general approach to solving the mistake, whatever the reason mentioned above.

How to Resolve Doordash Error Code 400?

Keep in mind that there is no general solution to this problem. You may need to attempt all of the remedies listed below before you find success. So, without further ado, let us begin with the guide.

1. Force Stop The Doordash App

This is a really simple and straightforward method for removing any transient glitch or issue that may have developed over time.

Force-halting the app is akin to resetting or rebooting the app on a smaller scale, as it only addresses minor problems or bugs that can create an error message such as Error Code 400 on your Doordash apps.

So, on your Android devices, force stop the Doordash app. You can do so by following the procedures outlined below.

  • Navigate to your device’s Settings and select the Applications or App Manager option.
  • Then, from the list of apps, navigate to and select the DoorDash app.
  • Then, from the App Info screen, select the Force Stop button and confirm your changes.
  • The software was successfully forced to halt once. After a minute or so, turn off and on your mobile device and restart the app.

However, when it comes to forcing pausing your app on an iPhone. There is no different way to do this than you would normally swipe up the app to open the App Switcher.

2. The Doordash App Has Been Updated

When there are compatibility difficulties between an OS platform, network protocols, and the app, updating the app can assist remedy the issue.

As a result, you should upgrade the Doordash software for your Android devices. You can do so by following the procedures outlined below.

  • To begin, go to the Google Play Store and search for the Doordash app.
  • Then, open the Doordash app by clicking on its icon.
  • Then, see if there are any app updates available. You should be able to see a green Update button.
  • Click the Update button and wait for the program to update itself.

To upgrade your iPhone’s Doordash app. You must follow the instructions outlined below.

  • Navigate to the Apple App Store and tap the Profile symbol at the top.
  • After that, scroll down to see if your app has any pending updates.
  • If any updates are available. Then, next to Doordash, select Update and wait for the app to be updated.

After that, the app is successfully updated. Check to check if the error is still present or if it has been addressed.

3. Uninstall and Reinstall the Doordash App

Most customers who have encountered a similar problem have found that uninstalling and reinstalling the software has been beneficial.

doordash error code 400

If none of the preceding steps worked for you. Then, uninstall and reinstall the app to see if that resolves the problem and fixes the error.

4. Temporarily Change Your Network or Use a VPN

ISPs employ many approaches and protocols to restrict online traffic and protect their customers. However, during this process, the key resources required by DoorDash can become blocked, resulting in the mistake under discussion. In that instance, using a VPN or temporarily changing your network, such as moving from mobile data to a Wi-Fi network, may alleviate the problem.

  • Force As suggested in Solution 1, close the app and restart your phone.
  • Change your network temporarily or use a VPN.
  • Now, start DoorDash and check to see whether everything is working properly.

5. Disable Any Third-party Browser Extensions

If you have downloaded and installed any third-party browser extensions on your individual browsers. Then, when trying to order meals online at Doordash, those may also cause issues for you from time to time.

If the issue is caused by a third-party extension that you have installed on your browser. Then, blocking or uninstalling it from your browser may be the best solution available.

6. Remove the Doordash App Cache

Just as a browser’s cache can cause issues at times. Similarly, having superfluous cache data kept in programs can often lead to difficulties and failures in the long term.

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So, for Android devices, delete or remove the Doordash app cache. You must complete the steps outlined below.

  • To begin, navigate to the Settings menu on your device.
  • Then scroll down and select the Storage option.
  • Then, select the Doordash app from the list of available apps by clicking on the Other Apps option.
  • Finally, select Clear Cache and confirm the changes.
  • Restart your device and then launch the app to see whether the error persists.

7. Remove the Browser Cache

However, the cache kept in your browser speeds up the loading of a previously opened website or page. There may be times when this cache does more harm than good, causing such errors to appear as a result.

doordash error code 400

As a result, the processes for clearing or erasing cache data from your browser are as follows.

  • To access the History choices in any browser, first, navigate to the Settings tab of your browser.
  • Then, select History from the menu selections. Clear Browsing History or Clear Recent History should be selected.
  • Next, pick the Cache and Cookies options in addition to browsing data, and then click the OK or Clear button.


As a result, for resolving the Doordash Error Code 400. You can use the processes and methods outlined above to disable VPN service, force stop the app, update the app, clear the cache, disable browser extensions, and reinstall the app.

However, if, for some reason, even after attempting all of the options outlined above, the error message continues. The issue could then be caused by something more significant and serious, in which case it is recommended to contact Doordash’s Customer Support immediately to get expert advice and support.