SYMPTOM:
When adding a prompted metric using an ApplySimple() function that includes a Max, the prompt name will not be displayed for prompt ordering on a Strategy Report Services Document as shown in the image below:

The metric in the report contains a formula similar to the following example
Sample Code/Error
Max(ApplySimple("#0", ?))
CAUSE:
This is a known issue in Strategy Developer 9.x and 10.x
WORKAROUND:
Remove the MAX() function that is around the ApplySimple formula to make the prompt name appear in the prompt ordering window
ACTION:
Contact Strategy Technical Support for an update with this issue.