What happens?
When installing Promob, the message System.NullReferenceException: Object reference not defined for an instance of an object. is displayed.
Why does it happen?
The situation occurs because some Promob installation file is corrupted.
What to do?
Solution 1: Download installation files again
1. Delete the corresponding folder with the installation files downloaded through Promob Downloader;
3. Install Promob;
Solution 2: open request to Promob
1. Open a request to Promob Support for the situation to be verified;