Are you absolutely certain there is no outgoing proxy from the server at work? The certificate on the package server should be good, but the exception above say it's not, so that is strange.
But the good thing here is that there seem to be a connection, so you could try to switch from https to http for package server communication like this:
But the good thing here is that there seem to be a connection, so you could try to switch from https to http for package server communication like this:
- Go to "System | Packages | Package Sources"
- Delete https://package.composite.net/C1.asmx
-
Add http://package.composite.net/C1.asmx