Failed to convert files, and a message says "Gaaiho/Zeon license service is not started"?

Issue

"If Gaaiho License Service has not been started, please start it in Services Management, so the product can get the correct license information." There will often be a "Limit is exceeded" text popup that accompanies this.

Description

Just like what is mentioned above, if the service has not been started, you will not be able to convert files.

Solution

1. Type "services.msc" in "Run" dialog box

     2.  Find "Zeon/Gaaiho License Service" in the list and start the service (Note: if you cannot find the service, please re-install the product)

     3.  Reboot computer