v3 installation problem with Umbraco 8.6.2

[richarth]

Hi,

I've been trying to install v3 into an Umbraco 8.6.2 site but the installation fails with the following error:

Install failed. Rolling back... Package 'Our.Umbraco.Slimsy.3.0.0 : UmbracoCms.Core [8.6.0, 8.99999.0), UmbracoCms.Web [8.6.0, 8.99999.0)' does not exist in project '*' Removing package 'Our.Umbraco.Slimsy.3.0.0 : UmbracoCms.Core [8.6.0, 8.99999.0), UmbracoCms.Web [8.6.0, 8.99999.0)' from folder '*' Removed package 'Our.Umbraco.Slimsy.3.0.0 : UmbracoCms.Core [8.6.0, 8.99999.0), UmbracoCms.Web [8.6.0, 8.99999.0)' from folder '*'