Error occurred in deployment step 'Install app for SharePoint': We're sorry, we weren't able to complete the operation, please try again in a few minutes. If you see this message repeatedly, contact your administrator.

While deploying sharepoint hosted app i am getting error "Error occurred in deployment step 'Install app for SharePoint': We're sorry, we weren't able to complete the operation, please try again in a few minutes. If you see this message repeatedly, contact
your administrator.". From the developer site i remove the app manually and after deploying i am getting the same error again.
Harminder singh
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I was trying to install SharePoint 2013 on premise development environment and encountered the following issues while deploying the app using Visual studio 2013.
Please refer these articles for configuration settings.
http://blogs.msdn.com/b/how24/archive/2013/06/14/prepare-your-sharepoint-2013-farm-for-app-development-and-debugging.aspx
http://www.codeproject.com/Articles/515677/MyplusFirstplusSharepoint-HostedplusAppplusinplus2
http://blogs.technet.com/b/mspfe/archive/2013/01/31/configuring-sharepoint-on-premise-deployments-for-apps.aspx
http://aanuwizard.com/2012/12/07/article-14-from-30-system-account-can-not-deploy-or-purchase-an-app-in-sharepoint-2013-rtm/
Error 1:
Error occurred in deployment step 'Install app for SharePoint': The System Account cannot perform this action.
Error 2:
The local SharePoint server is not available. Check that the server is running and connected to the SharePoint farm.
Error 3:
Error occurred in deployment step 'Install app for SharePoint': We're sorry, we weren't able to complete the operation, please try again in a few minutes. If you see this message repeatedly, contact your administrator.
Solution:
For error 1, follow these instructions:
a. Create a new domain account DOMAIN\myApp_Admin
b. add DOMAIN\myApp_Admin to local admin group
c. add DOMAIN\myApp_Admin to Farm Administrators group
   Central Admin site --> Site Settings --> People and groups
   Add DOMAIN\myApp_Admin
For error 2 & 3, follow these instructions:
1. Grant DOMAIN\myApp_Admin accont a sysadmin server role on SQL server
2. Open SharePoint Power Shell and execute Add-SPShellAdmin <DOMAIN\myApp_Admin> command.
3. Grant DOMAIN\myApp_Admin a db_owner rights to web application Content database that you would like to use for debugging SharePoint 2013 app.
4. Make sure following roles are assigned for SharePoint_Config database
   SharePoint_Shell_Access
   SPDDataAccess
   public
5. Make sure following roles are assigned for SharePoint_Content database
   db_owner
5. Make sure following roles are assigned for SharePoint_AdminContent database
   public