When users try to login to Strategy Library, the following error message appears:
Server Error The item you are trying to access cannot be found. It may have been deleted. Details: The object does not exist in the metadata

1. Access to the Strategy Library 10.11 login page
2. Enter correct login user account and password
3. login successfully but got the server error
This is a known issue of Strategy Library 10.11. Our engineers are currently working towards a solution.
There are two workarounds to avoid this issue:
If for some reason the user account with this issue cannot be deleted, like Administrator account, users can access the Developer with Administrator. To resolve this issue and update the account, follow these steps:
Interested in learning more about Library? Visit our Learning Center on Community.
Feel free to look at our Education catalog for administration classes, such as 11.311 Administration for Enterprise Analytics.