I just posted a problem on editing files and come to find out I am not able to upload either.

Was there any special way to upgrade the module?

Here is my error for uploading files.

AssemblyVersion: 03.02.02
Method: DotNetNuke.Modules.Documents.EditDocs.Page_Load
FileName:
FileLineNumber: 0
FileColumnNumber: 0
PortalID: 3
PortalName: The Harmony Project
UserID: 51
UserName: Vince
ActiveTabID: 131
ActiveTabName: Downloads
AbsoluteURL: /Default.aspx
AbsoluteURLReferrer:
ExceptionGUID: 981a4738-c1ae-44b0-953a-5ead830e61bc
DefaultDataProvider: DotNetNuke.Data.SqlDataProvider, DotNetNuke.SqlDataProvider
InnerException: Method not found: System.String DotNetNuke.Entities.Users.UserInfo.get_DisplayName().
Message: DotNetNuke.Services.Exceptions.PageLoadException: Method not found: System.String DotNetNuke.Entities.Users.UserInfo.get_DisplayName(). ---> System.MissingMethodException: Method not found: System.String DotNetNuke.Entities.Users.UserInfo.get_DisplayName(). at DotNetNuke.Modules.Documents.EditDocs.Page_Load(Object sender, EventArgs e) at System.Web.UI.Control.OnLoad(EventArgs e) at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Page.ProcessRequestMain() --- End of inner exception stack trace ---
StackTrace:
Source:
Server Name: WEB03