SYMPTOM:
The maximum values of the setting "Number of connections by priority" in job prioritization of database instance are incorrect when editing database instances in Strategy Command Manager 9.0.x
STEPS TO REPRODUCE:
Follow the steps below to reproduce the issue with Strategy Tutorial project:

ALTER DBINSTANCE "tutorial data " HIGHTHREADS 999; ALTER DBINSTANCE "tutorial data " MEDIUMTHREADS 999; ALTER DBINSTANCE "tutorial data " LOWTHREADS 999;

CAUSE:
This is a known issue in Strategy Command Manager 9.0.x.
ACTION:
Contact Strategy Technical Support for an update of this issue.