HELP: Configuration Error

[VB Programmer]

I've been using a Rich Textbox control on my webform. It works great.

Doing work on another page then all of a sudden when I run the web app I get
this error. Any ideas?


Server Error in '/EarlyAlert2' Application.
----------------------------------------------------------------------------
----

Configuration Error
Description: An error occurred during the processing of a configuration file
required to service this request. Please review the specific error details
below and modify your configuration file appropriately.

Parser Error Message: Access is denied:
'exporttechnologies.webcontrols.rte'.

Source Error:

Line 196: <add assembly="System.EnterpriseServices, Version=1.0.5000.0,
Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a"/>
Line 197: <add assembly="System.Web.Mobile, Version=1.0.5000.0,
Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a"/>
Line 198: <add assembly="*"/>
Line 199: </assemblies>
Line 200: </compilation>

Source File:
c:\windows\microsoft.net\framework\v1.1.4322\Config\machine.config Line:
198

Assembly Load Trace: The following information can be helpful to determine
why the assembly 'exporttechnologies.webcontrols.rte' could not be loaded.

=== Pre-bind state information ===
LOG: DisplayName = exporttechnologies.webcontrols.rte
(Partial)
LOG: Appbase = file:///c:/inetpub/wwwroot/EarlyAlert2
LOG: Initial PrivatePath = bin
Calling assembly : (Unknown).
===

LOG: Policy not being applied to reference at this time (private, custom,
partial, or location-based assembly bind).
LOG: Post-policy reference: exporttechnologies.webcontrols.rte
LOG: Attempting download of new URL
file:///C:/WINDOWS/Microsoft.NET/Framework/v1.1.4322/Temporary ASP.NET
Files/earlyalert2/0df6a6a1/daa4b547/exporttechnologies.webcontrols.rte.DLL.
LOG: Attempting download of new URL
file:///C:/WINDOWS/Microsoft.NET/Framework/v1.1.4322/Temporary ASP.NET
Files/earlyalert2/0df6a6a1/daa4b547/exporttechnologies.webcontrols.rte/expor
ttechnologies.webcontrols.rte.DLL.
LOG: Attempting download of new URL
file:///c:/inetpub/wwwroot/EarlyAlert2/bin/exporttechnologies.webcontrols.rte.DLL.
LOG: Publisher policy file is not found.
LOG: No redirect found in host configuration file
(C:\WINDOWS\Microsoft.NET\Framework\v1.1.4322\aspnet.config).
LOG: Using machine configuration file from
C:\WINDOWS\Microsoft.NET\Framework\v1.1.4322\config\machine.config.
LOG: Post-policy reference: ExportTechnologies.WebControls.RTE,
Version=0.9.4.1, Culture=neutral, PublicKeyToken=4b319444973ec2ca