cannot start free demo by email

**SketchUp version :2016
Skatter version (Skatter dialog > Options > About) : 1.41
**OS :window 10
**Description of the issue :**I want to upgrade version of Skatter, I uninstall the old one and install the lastest 1.4.1 and I start free demo and wrote my email then ok, the skatter got ERROR: You already have tried Skatter Demo. You can buy a license at http//

I replied to your email.

Thomas can you help me

[email protected]