How To Fix Error In Application or Invalid Input Error [New]

by Narendra August 27, 2021

August 27, 2021

Hey, are you getting error in application or invalid input errors?

Application related error in a smartphone is common, It mostly happened due to not proper install of apps, and also might your SIM card is not responding at all. But worry not, If you are getting errors like ” Error In Application”, Invalid Input Error or Simcard error on screen while using mobile apps then here we are going to solve this issue permanently, Below we compiled a plethora of different ways that help you to solve your issue. So no further ado let’s begin.

1. Install Sim Toolkit

One of the major reasons “Error in application” Issue comes is because of improper sim toolkit application installed and most of the time unknowingly disabled this app. So here firstly we have to reinstall the sim toolkit app in your smartphone to solve this particular issue. To-Do that follows the below steps carefully.

Steps to Follow:

Step: 1 Firstly, Install “App backup and restore app” on your device.

Step: 2 Now open it and go to the top right side three dots then click on setting option

Step: 3 Look for “Show System Apps” and tick on it. After that, you will also see system apps to backup.

Step: 4 Now in installed section in the app scroll down and look for “SIM Toolkit” App, and backup it.

Step: 5 After that just go to the folder where your backup app is placed and install it.

Step: 6 Restart your device, and boom your “error in application” error is solved. Completely.

If it doesn’t work for you then take a look at the second error in application solution.

2. Replace SIM card

Replacing the SIM card with a new one or try changing it with accurate insertion will solve your invalid input and sim card problem. Most of the issues related to an application error or invalid input happens due to incorrect SIM card placed and blocked by SIM card company so, Here I suggest you to replace your sim card with new one to solve your issue completely.

3. Make Service On

Whenever you insert SIM Card then the companies services and app services have started but unknowingly we just turn off or disable it. And a result most of you face issues related to application errors and invalid input. So here I suggest you to turn on your SIM services by going into your SIM Services setting or from app settings. Here every SIM card service option is in different locations so find it and turn it on. In case you are not found your sim service then I suggest you to contact your sim company.

4. Clear Cache and Data

Lastly, If the above methods don’t work for you then I suggest you to clear your SIM Toolkit app data and cache, most of the time due to unexpected errors is stored in terms of cached files. So by removing and clearing data might solve your issue completely. To do that follow the below steps.

Steps to follow:

Step: 1 Firstly, Go to your device settings and look for “Apps Section” Where all your apps are installed.

Step: 2 Open “Apps” and click on “show system Apps” which will show you all the system apps in list.

Step: 3 Now just look for “SIM Toolkit” App by scrolling down and click on it.

Step: 4 Here by clicking on storage option, You have to clear cache and data, and restart your device.

That’s all you have to do to solve your error. I Hope your error in application or invalid input error is solved entirely.

Wrapping Up: Error In Application or Invalid Input Error

By following the above ways, I hope your issue is solved completely, If you still getting an error then lastly I suggest you to take it to the technician, it might have a hardware problem. Apart from that, If you have any other queries related to this topic then feel free to comment below.