How to solve the error 1001?
The updated version of this tutorial (based on the latest webpage) is available now. Go to have a check here!
If this error is displayed while you are trying to install or uninstall Octoparse it means that there is a problem with the .NET Framework version on your computer.
To solve this problem, you will need to install.Net Framework 3.5. Please check here
Author: Momo
Editor:Yina