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How to: Locate and Copy Microsoft.Office.Excel.WebUI.dll and Microsoft.Office.Excel.WebUI.Internal.dll

  • Articolo

Applies to: SharePoint Server 2010

If you want to programmatically add an Excel Web Access Web Part to a SharePoint page and programmatically change the Excel Web Access Web Part, you must add a reference to the required SharePoint DLLs. For example:

  • Microsoft.Office.Excel.WebUI.dll

  • Microsoft.Office.Excel.WebUI.Internal.dll

  • Microsoft.SharePoint.dll

On the computer running Microsoft SharePoint Server 2010, you can find a copy of Microsoft.Office.Excel.WebUI.dll and Microsoft.Office.Excel.WebUI.Internal.dll in the global assembly cache. Before you can add a reference to Microsoft.Office.Excel.WebUI.dll by using the Add Reference dialog box in Microsoft Visual Studio, you must first copy Microsoft.Office.Excel.WebUI.dll and Microsoft.Office.Excel.WebUI.Internal.dll from the global assembly cache to a folder. Then, you can use the Browse tab in the Add Reference dialog box to browse to the folder that contains the copy of Microsoft.Office.Excel.WebUI.dll and Microsoft.Office.Excel.WebUI.Internal.dll.

The following steps show how to:

  • Locate Microsoft.Office.Excel.WebUI.dll.

  • Copy Microsoft.Office.Excel.WebUI.dll from the global assembly cache to a folder of your choice.

Note

Repeat the steps to copy Microsoft.Office.Excel.WebUI.Internal.dll from the global assembly cache to a folder.

To locate Microsoft.Office.Excel.WebUI.dll

  1. To start the command-prompt console, click Start, and then click Run.

  2. In the Open field text box, type cmd.

    The command-prompt console appears.

  3. Use the cd command to navigate to the "C:\Windows\assembly" directory:

    Note

    The directory structure on your computer might be slightly different. This example uses a computer that has Windows Server 2008 installed.

    cd C:\Windows\assembly

  4. Use the dir command to display the contents of the "C:\Windows\assembly" directory:

    C:\Windows\assembly>dir

    You will see contents similar to the following:

    Volume in drive C has no label.

 Directory of C:\Windows\assembly

02/20/2010  09:22 AM    <DIR>          GAC
02/20/2010  09:39 AM    <DIR>          GAC_32
02/20/2010  09:32 AM    <DIR>          GAC_64
02/22/2010  05:05 PM    <DIR>          GAC_MSIL
02/22/2010  05:35 PM    <DIR>          NativeImages_v2.0.50727_32
02/22/2010  04:33 PM    <DIR>          NativeImages_v2.0.50727_64
02/20/2010  10:34 AM    <DIR>          NativeImages_v4.0.30219_32
02/20/2010  10:35 AM    <DIR>          NativeImages_v4.0.30219_64
02/22/2010  05:04 PM    <DIR>          temp
02/22/2010  05:05 PM    <DIR>          tmp
               0 File(s)              0 bytes
              10 Dir(s)  104,032,665,600 bytes free

  5. Use the cd command again to change the directory and navigate to the gac_msil directory:

    C:\Windows\assembly>cd gac_msil

  6. Use the dir command to display the content of the "C:\Windows\assembly\GAC_MSIL" directory:

    C:\Windows\assembly\GAC_MSIL>dir

    You will see contents similar to the following:

    Volume in drive C has no label.
Directory of C:\Windows\assembly\GAC_MSIL
...
02/20/2010  07:57 AM    <DIR>          Microsoft.Office.Excel.Server.Udf
02/20/2010  07:57 AM    <DIR>          Microsoft.Office.Excel.Server.WebServices

02/20/2010  07:57 AM    <DIR>          Microsoft.Office.Excel.WebUI
02/20/2010  07:57 AM    <DIR>          Microsoft.Office.Excel.WebUI.Internal
...
02/20/2010  07:57 AM    <DIR>          Microsoft.SharePoint
...
0 File(s)              0 bytes
             739 Dir(s)  100,594,409,472 bytes free

  7. Now that you have located Microsoft.Office.Excel.WebUI.dll and Microsoft.Office.Excel.WebUI.Internal.dll, you can copy them to a folder of your choice.

To copy Microsoft.Office.Excel.WebUI.dll

  1. Use the cd command again to change the directory to "Microsoft.Office.Excel.WebUI":

    C:\Windows\assembly\GAC_MSIL>cd Microsoft.Office.Excel.WebUI

  2. Use the dir command to display the contents:

    C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI>dir

    You will see contents similar to the following:

    Volume in drive C has no label.
Directory of C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI

02/20/2010  07:57 AM    <DIR>          .
02/20/2010  07:57 AM    <DIR>          ..
02/20/2010  07:57 AM    <DIR>          14.0.0.0__71e9bce111e9429c
               0 File(s)              0 bytes
               3 Dir(s)  104,006,115,328 bytes free

  3. Use the cd command again to change the directory:

    C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI>cd 14.0.0.0__71e9bce111e9429c

  4. Use the copy command to copy Microsoft.Office.Excel.WebUI.dll to a folder of your choice.

    In the following example, Microsoft.Office.Excel.WebUI.dll is copied to "C:\WebUIAssembly", where "C:\WebUIAssembly" is a folder that you created previously:

    C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI\14.0.0.0__71e9bce111e9429c>copy Microsoft.Office.Excel.WebUI.dll c:\WebUIAssembly
        1 file(s) copied.

Example

The following is an example of the result of using the command prompt to locate and copy Microsoft.Office.Excel.WebUI.dll to a folder.

C:\Windows\assembly>dir
Volume in drive C has no label.
Directory of C:\Windows\assembly

02/20/2010  09:22 AM    <DIR>          GAC
02/20/2010  09:39 AM    <DIR>          GAC_32
02/20/2010  09:32 AM    <DIR>          GAC_64
02/22/2010  05:05 PM    <DIR>          GAC_MSIL
02/22/2010  05:35 PM    <DIR>          NativeImages_v2.0.50727_32
02/22/2010  04:33 PM    <DIR>          NativeImages_v2.0.50727_64
02/20/2010  10:34 AM    <DIR>          NativeImages_v4.0.30219_32
02/20/2010  10:35 AM    <DIR>          NativeImages_v4.0.30219_64
02/22/2010  05:04 PM    <DIR>          temp
02/22/2010  05:05 PM    <DIR>          tmp
               0 File(s)              0 bytes
              10 Dir(s)  104,032,665,600 bytes free
C:\Windows\assembly>cd gac_msil

C:\Windows\assembly\GAC_MSIL>dir
 Volume in drive C has no label.
 Directory of C:\Windows\assembly\GAC_MSIL
...
02/20/2010  07:57 AM    <DIR>          Microsoft.Office.Excel.Server.Udf
02/20/2010  07:57 AM    <DIR>          Microsoft.Office.Excel.Server.WebServices

02/20/2010  07:57 AM    <DIR>          Microsoft.Office.Excel.WebUI
02/20/2010  07:57 AM    <DIR>          Microsoft.Office.Excel.WebUI.Internal
...

C:\Windows\assembly\GAC_MSIL>cd Microsoft.Office.Excel.WebUI

C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI>dir
 Volume in drive C has no label.
Directory of C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI

02/20/2010  07:57 AM    <DIR>          .
02/20/2010  07:57 AM    <DIR>          ..
02/20/2010  07:57 AM    <DIR>          14.0.0.0__71e9bce111e9429c
               0 File(s)              0 bytes
               3 Dir(s)  104,006,115,328 bytes free

C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI>cd 14.0.0.0__71e9bce111e9429c

C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI\14.0.0.0__71e9bce111e9429c>copy Microsoft.Office.Excel.WebUI.dll c:\WebUIAssembly
        1 file(s) copied.

C:\Windows\assembly\GAC_MSIL\Microsoft.Office.Excel.WebUI\14.0.0.0__71e9bce111e9429c>

See Also

Tasks

How to: Programmatically Add an Excel Web Access Web Part to a Page

How to: Trust a Location

Concepts

Excel Services Alerts

Excel Services Known Issues and Tips