I'm not sure what you mean by registry error. You can look in C:\WINNT\assembly to see what assemblies are registered in the GAC and double check the web.config file. The error is in the constructor of your Logins class.

>I am getting a registry error on a test server running MM.NET. I can see the registry for this version / key # in the registry???? What am I missing?
>
>
>Code below:
>
>Could not load type OakLeaf.MM.Main.Business.mmAbstractBusinessObject from assembly Mere Mortals Framework, Version=1.1.1119.20257, Culture=neutral, PublicKeyToken=511bd18e16c7f771.
>Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
>
>Exception Details: System.TypeLoadException: Could not load type OakLeaf.MM.Main.Business.mmAbstractBusinessObject from assembly Mere Mortals Framework, Version=1.1.1119.20257, Culture=neutral, PublicKeyToken=511bd18e16c7f771.
>
>Source Error:
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>An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.
>
>Stack Trace:
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>
>[TypeLoadException: Could not load type OakLeaf.MM.Main.Business.mmAbstractBusinessObject from assembly Mere Mortals Framework, Version=1.1.1119.20257, Culture=neutral, PublicKeyToken=511bd18e16c7f771.]
> Acme.OrderSystem.Business.Logins..ctor() +0
> Acme.OrderSystem.login.MmButton1_Click(Object sender, EventArgs e) +82
> System.Web.UI.WebControls.Button.OnClick(EventArgs e) +108
> System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +57
> System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +18
> System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +33
> System.Web.UI.Page.ProcessRequestMain() +1292