PDF Stamper – Activation gives Fatal Error with IonCube installed but undetected by Tips and Tricks HQ Support Portal › Forums › WP PDF Stamper › WP PDF Stamper Troubleshooting › PDF Stamper – Activation gives Fatal Error with IonCube installed but undetected Tagged: ioncube loader, pdf stamper This topic has 11 replies, 7 voices, and was last updated 8 years, 8 months ago by D.A Publishing. You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In