Proxy Settings for Extension Manager
If you're behind a proxy server it is not possible to load Extensions.
Other solution: Manually installable packages.
19
votes
![](https://secure.gravatar.com/avatar/b144ec368b782754597fbbacd3d30174?size=40&default=https%3A%2F%2Fassets.uvcdn.com%2Fpkg%2Fadmin%2Ficons%2Fuser_70-6bcf9e08938533adb9bac95c3e487cb2a6d4a32f890ca6fdc82e3072e0ea0368.png)
-
AdminStarUML (Development Team, StarUML) commented
Here is how to install extensions manually.
http://docs.staruml.io/en/latest/managing-extensions.html