When you are attempting to view or edit and Excel workbook in the browser you may the following error:
1. Go to Central Administration and find Manage service applications.
2. Click on Excel services Application.
3. Then click on Trusted file locations
4. You can set url field to https:// (or) specific location
5. Fill in the boxes and also ticked the trust check box
2. Click on Excel services Application.
3. Then click on Trusted file locations
4. You can set url field to https:// (or) specific location
5. Fill in the boxes and also ticked the trust check box
Simple Isn't? :)
Happy Share Pointing Folks :-)

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