The tutorial is based on BlueStacks App Player Version 188.8.131.521 and above.
While installing any app or accessing the app store if you get RPC error or Error retrieving information, please follow the steps mentioned below.
1) Click on settings tab and select report problem as shown below.
2) After clicking report problem, select Category as "App Related Issues" and Subcategory as "Unable to download app". You will get a troubleshooter prompt. Click "yes" to continue troubleshooting issue.
Troubleshooter should automatically fix the problem.
3) Restart BlueStacks using this URL
If you have any further questions, please email support at bluestacks dot com.