CPack DEB generator: control-file-has-bad-permissions mdsums 0644 != 0644

Today I had to deal with packaging GEOtop for Debian based distro. Obviously, after having created the package, I tested it on an Ubuntu 14.04 Virtual Machine. Well, after a simple double click on the package, trying to install it, I got the WARNING shown in figure What??? I had just Continue reading CPack DEB generator: control-file-has-bad-permissions mdsums 0644 != 0644