Hello Keneth,
Have you checked some related SAP notes?
1261906 | System measurement: Only BPO price list is active |
1170529 | USMM: Incorrect price list after change of release |
1170528 | FAQ: Message 'No standard user type defined' in USMM |
974659 | System measurement: Standard user type is "X0" |
851741 | System measurement: Standard user type |
Cheers, Ian Segóbio!