Ever since about 6am Eastern today, my dataset refreshes have been failing and the reports are just spinning - no errors, just spinning like it's trying to load the data.
Same issues....
Failure details: The last refresh attempt failed because of an internal service error. This is usually a transient issue. If you try again later and still see this message, contact support.
Failure details: There's not enough memory to complete this operation. Please try again later when there may be more memory available.