auth/object_disabling_active is a SAP Parameter attribute which is used to control Value 'N' prohibits disabling of authorization objects information. This is available within R/3 SAP systems depending on the version and release level.
Below is the standard documentation available and a few details of the attributes values .
You can deactivate authorization objects globally in transaction
AUTH_SWITCH_OBJECTS if this parameter has the value "Y" or is not set.
If the parameter has the value "N", deactivation is not allowed.
See SAP Parameter Documentation for full SAP documentation for this profile parameter.