升级到7.4.1后，我无法使用Courier Media项目。
第一个错误是没有帮助文本列，所以我将其添加到两个环境
ALTER TABLE cmsPropertyType ADD helpText NVARCHAR(1000) NULL
现在打包时会抛出另一个异常。
请任何人帮忙
2016-02-23 12:46:34,722 [39] ERROR Umbraco.Courier.Core.TaskManager -
[Thread 51] An error occurred consuming task Umbraco.Courier.Core.Exceptions.PackageException: Unable to load item with id 'Image' from provider 'Media types' --->
Umbraco.Courier.Core.Exceptions.RetrieveException: Error retrieving item [Image] from provider [d8e6ad88-e73a-11df-9492-0800200c9a66]. --->
NHibernate.Exceptions.GenericADOException: could not execute query [ SELECT this.id as id10, this.contenttypeNodeId as contentt210, this.sortorder as sortorder10, this.text as text10, this.parentGroupId as parentGr510_ FROM cmsPropertyTypeGroup this_ WHERE this.contenttypeNodeId = @p0 ] Positional parameters: #0>1032 [SQL: SELECT this.id as id10, this.contenttypeNodeId as contentt210, this.sortorder as sortorder10, this.text as text10, this.parentGroupId as parentGr510 FROM cmsPropertyTypeGroup this_ WHERE this_.contenttypeNodeId = @p0] ---> System.Data.SqlClient.SqlException: Invalid column name 'parentGroupId'.