Boykeng,
1) You have been making posts in several threads. Please realize that it is difficult to provide support when you post different details in multiple locations as well as use the private PM system. We will be responding to your posts in this thread, your other posts may be deleted.
2) The security alert error that you see can occur for the following reasons:
a) Your installation is corrupt.
b) You have tampered with your installation in some way.
c) You are using a non Gregorian calendar on your machine.
3) Can you please tell us *exactly* what installer you used? Please give me the exact file name that you used to install MyEclipse. Also mention the MD5sum of this installer.
4) Which locale are you in – are you using a non-Gregorian calendar on your machine?
5) Please write in to support@genuitec.com with your license key and subscription code. Include a link to this thread for context.
6) Did you have a prior installation of MyEclipse on your machine? If the installation is corrupt you may need to manually uninstall MyEclipse by deleting the files mentioned in this document and then re-installing: https://www.genuitec.com/forums/topic/installation-how-to-manually-uninstall-myeclipse/
I apologize for the inconvenience caused, hopefully we will be able to sort this out in short order.