Dynamics NAV - "The file that you are trying to use is too large" - Error when export Config. Package or importing Excel file.

Original Post
https://community.dynamics.com/nav/f/34/t/142468.aspx

Solution:

1. Run the Dynamics NAV Administration Console
2. Select your instance
3. Click Edit
4. Look in Client Services Fast Tab
5. Change the Max Upload Size field to the largest amount of data you want to be able to transfer in MB
6. Restart Instance