{"action":"created","issue":{"url":"https://api.github.com/repos/aspnet/Logging/issues/313","labels_url":"https://api.github.com/repos/aspnet/Logging/issues/313/labels{/name}","comments_url":"https://api.github.com/repos/aspnet/Logging/issues/313/comments","events_url":"https://api.github.com/repos/aspnet/Logging/issues/313/events","html_url":"https://github.com/aspnet/Logging/issues/313","id":120835747,"number":313,"title":"Microsoft.Extensions.Logging does not install in .NET 4.5.1 project","user":{"login":"xavierdecoster","id":880728,"avatar_url":"https://avatars.githubusercontent.com/u/880728?v=3","gravatar_id":"","url":"https://api.github.com/users/xavierdecoster","html_url":"https://github.com/xavierdecoster","followers_url":"https://api.github.com/users/xavierdecoster/followers","following_url":"https://api.github.com/users/xavierdecoster/following{/other_user}","gists_url":"https://api.github.com/users/xavierdecoster/gists{/gist_id}","starred_url":"https://api.github.com/users/xavierdecoster/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/xavierdecoster/subscriptions","organizations_url":"https://api.github.com/users/xavierdecoster/orgs","repos_url":"https://api.github.com/users/xavierdecoster/repos","events_url":"https://api.github.com/users/xavierdecoster/events{/privacy}","received_events_url":"https://api.github.com/users/xavierdecoster/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":8,"created_at":"2015-12-07T18:20:03Z","updated_at":"2015-12-13T01:06:56Z","closed_at":null,"body":"It fails with the below error message, caused by a failure to add a framework reference to System.Collections.Concurrent, as defined here:\r\nhttps://github.com/aspnet/Logging/blob/dev/src/Microsoft.Extensions.Logging/project.json#L22\r\n\r\n>  Attempting to gather dependencies information for package 'Microsoft.Extensions.Logging.1.0.0-rc1-final' with respect to project 'WebApplication1', targeting '.NETFramework,Version=v4.5.1'\r\nAttempting to resolve dependencies for package 'Microsoft.Extensions.Logging.1.0.0-rc1-final' with DependencyBehavior 'Lowest'\r\nResolving actions to install package 'Microsoft.Extensions.Logging.1.0.0-rc1-final'\r\nResolved actions to install package 'Microsoft.Extensions.Logging.1.0.0-rc1-final'\r\nAdding package 'Microsoft.Extensions.DependencyInjection.Abstractions.1.0.0-rc1-final' to folder 'C:\\src\\WebApplication1\\packages'\r\nAdded package 'Microsoft.Extensions.DependencyInjection.Abstractions.1.0.0-rc1-final' to folder 'C:\\src\\WebApplication1\\packages'\r\nAdded package 'Microsoft.Extensions.DependencyInjection.Abstractions.1.0.0-rc1-final' to 'packages.config'\r\nSuccessfully installed 'Microsoft.Extensions.DependencyInjection.Abstractions 1.0.0-rc1-final' to WebApplication1\r\nAdding package 'Microsoft.Extensions.Logging.Abstractions.1.0.0-rc1-final' to folder 'C:\\src\\WebApplication1\\packages'\r\nAdded package 'Microsoft.Extensions.Logging.Abstractions.1.0.0-rc1-final' to folder 'C:\\src\\WebApplication1\\packages'\r\nAdded package 'Microsoft.Extensions.Logging.Abstractions.1.0.0-rc1-final' to 'packages.config'\r\nSuccessfully installed 'Microsoft.Extensions.Logging.Abstractions 1.0.0-rc1-final' to WebApplication1\r\nAdding package 'Microsoft.Extensions.Logging.1.0.0-rc1-final' to folder 'C:\\src\\WebApplication1\\packages'\r\nAdded package 'Microsoft.Extensions.Logging.1.0.0-rc1-final' to folder 'C:\\src\\WebApplication1\\packages'\r\nInstall failed. Rolling back...\r\nPackage 'Microsoft.Extensions.Logging.1.0.0-rc1-final : Microsoft.Extensions.DependencyInjection.Abstractions [1.0.0-rc1-final, ), Microsoft.Extensions.Logging.Abstractions [1.0.0-rc1-final, )' does not exist in project 'WebApplication1'\r\nRemoved package 'Microsoft.Extensions.Logging.Abstractions.1.0.0-rc1-final : ' from 'packages.config'\r\nRemoved package 'Microsoft.Extensions.DependencyInjection.Abstractions.1.0.0-rc1-final : ' from 'packages.config'\r\nRemoving package 'Microsoft.Extensions.Logging.1.0.0-rc1-final : Microsoft.Extensions.DependencyInjection.Abstractions [1.0.0-rc1-final, ), Microsoft.Extensions.Logging.Abstractions [1.0.0-rc1-final, )' from folder 'C:\\src\\WebApplication1\\packages'\r\nRemoved package 'Microsoft.Extensions.Logging.1.0.0-rc1-final : Microsoft.Extensions.DependencyInjection.Abstractions [1.0.0-rc1-final, ), Microsoft.Extensions.Logging.Abstractions [1.0.0-rc1-final, )' from folder 'C:\\src\\WebApplication1\\packages'\r\nRemoving package 'Microsoft.Extensions.Logging.Abstractions.1.0.0-rc1-final : ' from folder 'C:\\src\\WebApplication1\\packages'\r\nRemoved package 'Microsoft.Extensions.Logging.Abstractions.1.0.0-rc1-final : ' from folder 'C:\\src\\WebApplication1\\packages'\r\nRemoving package 'Microsoft.Extensions.DependencyInjection.Abstractions.1.0.0-rc1-final : ' from folder 'C:\\src\\WebApplication1\\packages'\r\nRemoved package 'Microsoft.Extensions.DependencyInjection.Abstractions.1.0.0-rc1-final : ' from folder 'C:\\src\\WebApplication1\\packages'\r\n**Failed to add reference to 'System.Collections.Concurrent'.** Please make sure that it is in the Global Assembly Cache.\r\n========== Finished ==========\r\n"},"comment":{"url":"https://api.github.com/repos/aspnet/Logging/issues/comments/164207787","html_url":"https://github.com/aspnet/Logging/issues/313#issuecomment-164207787","issue_url":"https://api.github.com/repos/aspnet/Logging/issues/313","id":164207787,"user":{"login":"moorandrew","id":1991132,"avatar_url":"https://avatars.githubusercontent.com/u/1991132?v=3","gravatar_id":"","url":"https://api.github.com/users/moorandrew","html_url":"https://github.com/moorandrew","followers_url":"https://api.github.com/users/moorandrew/followers","following_url":"https://api.github.com/users/moorandrew/following{/other_user}","gists_url":"https://api.github.com/users/moorandrew/gists{/gist_id}","starred_url":"https://api.github.com/users/moorandrew/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/moorandrew/subscriptions","organizations_url":"https://api.github.com/users/moorandrew/orgs","repos_url":"https://api.github.com/users/moorandrew/repos","events_url":"https://api.github.com/users/moorandrew/events{/privacy}","received_events_url":"https://api.github.com/users/moorandrew/received_events","type":"User","site_admin":false},"created_at":"2015-12-13T01:06:56Z","updated_at":"2015-12-13T01:06:56Z","body":"Any update on this?\r\n"}}