Internet Explorer 7 closes unexpectedly when you export records to Microsoft Excel in Microsoft Dynamics CRM 3.0

When you use Microsoft Windows Internet Explorer 7 together with Microsoft Dynamics CRM 3.0, Internet Explorer 7 closes unexpectedly when you export records to Microsoft Excel.

To resolve this problem, turn off the application mode setting for the Microsoft Dynamics CRM 3.0 Web site. To do this, follow these steps:

1. Locate the Microsoft Dynamics CRM 3.0 Web site directory on the Microsoft Dynamics CRM 3.0 server. To do this, follow these steps:
   1. In Microsoft Internet Information Services Manager, expand the computer name, and then expand Web Sites.
   2. Right-click Microsoft CRM v3.0, and then click Properties.
   3. Click the Home Directory tab.
   4. Identify the path that appears in the Local path box.
   5. Click OK.
2. In the directory that you located in step 1, open the Web.config file.
3. In the AppSettings section, change the following code line as follows.
   
   Existing code line

    
   <add key="AppMode" value="On"/>
    

   Replacement code line

    
   <add key="AppMode" value="Off"/>
    

4. On the File menu, click Save.
5. On the File menu, click Exit.
6. Reset Microsoft Internet Information Services (IIS) on the Microsoft Dynamics CRM 3.0 server. To do this, follow these steps:
   1. Click Start, click Run, type iisreset, and then click OK.

To use the Microsoft Dynamics CRM 3.0 Web application together with Internet Explorer 7, you must turn off the application mode setting for the Microsoft Dynamics CRM 3.0 Web site. If you do not turn off the setting, Internet Explorer 7 closes when you start a Microsoft Office program from the Microsoft Dynamics CRM 3.0 Web site.

By default, the application mode setting is on for the Microsoft Dynamics CRM 3.0 Web site. When the setting is on, the Internet Explorer 7 toolbars are not displayed when you are using Microsoft Dynamics CRM 3.0. When you turn off the setting, the Internet Explorer 7 toolbars are displayed when you are using Microsoft Dynamics CRM 3.0. This is true even if you are using Microsoft Internet Explorer 6.