Hello, I'm trying to install Umbraco Newsletter v7. I get

ng-inspector: An error occurred attempting to invoke directive: pagination TypeError: Cannot read property 'umbracoPath' of undefined(…)
ng-inspector.js:791 ng-inspector: An error occurred attempting to invoke directive: ngTreeBtn TypeError: Cannot read property 'appPluginsPath' of undefined(…)
ng-inspector.js:791 ng-inspector: An error occurred attempting to invoke directive: nslocalize Error: Circular dependency: (…)
ng-inspector.js:791 ng-inspector: An error occurred attempting to invoke directive: nslocalizeInner Error: Circular dependency: (…)
ng-inspector.js:791 ng-inspector: An error occurred attempting to invoke directive: nslocalize Error: Circular dependency: (…)

I have no idea how to deal with this :( Please, help