As reported via mail by Wenzel, Keka fails to register as the default app.
LSSetDefaultRoleHandlerForContentType was used to register, and seems it's not allowed on a sandboxed environment.
So far, the only solution is to install a helper app.
Take a look at the wiki page: Default-application
As reported via mail by Wenzel, Keka fails to register as the default app.
LSSetDefaultRoleHandlerForContentTypewas used to register, and seems it's not allowed on a sandboxed environment.So far, the only solution is to install a helper app.
Take a look at the wiki page: Default-application