Foreign key violations

[ewallah]

The table users does not exist in Moodle, the table user does

Foreign key userid on table enrol_programs_requests points to a non-existent table users.
Foreign key rejectedby on table enrol_programs_requests points to a non-existent table users.
Foreign key userid on table enrol_programs_allocations points to a non-existent table users.
Foreign key userid on table enrol_programs_evidences points to a non-existent table users.
Foreign key createdby on table enrol_programs_evidences points to a non-existent table users.
Foreign key snapshotby on table enrol_programs_prg_snapshots points to a non-existent table users.
Foreign key snapshotby on table enrol_programs_usr_snapshots points to a non-existent table users.
Foreign key userid on table enrol_programs_usr_snapshots points to a non-existent table users.

enrol/programs/db/install.xml
enrol_programs_programs
Key: foreign (contextid) references context (id) OK
enrol_programs_items
Key: foreign (programid) references enrol_programs_programs (id) OK
Key: foreign (courseid) references course (id) OK
Key: foreign (previtemid) references enrol_programs_items (id) OK
enrol_programs_groups
Key: foreign (programid) references enrol_programs_programs (id) OK
Key: foreign (courseid) references course (id) OK
Key: foreign (groupid) references groups (id) OK
enrol_programs_prerequisites
Key: foreign (itemid) references enrol_programs_items (id) OK
Key: foreign (prerequisiteitemid) references enrol_programs_items (id) OK
enrol_programs_cohorts
Key: foreign (programid) references enrol_programs_programs (id) OK
Key: foreign (cohortid) references cohort (id) OK
enrol_programs_sources
Key: foreign (programid) references enrol_programs_programs (id) OK
enrol_programs_requests
Key: foreign (sourceid) references enrol_programs_sources (id) OK
Key: foreign (userid) references users (id) Refers to an unknown table
Key: foreign (rejectedby) references users (id) Refers to an unknown table
enrol_programs_allocations
Key: foreign (programid) references enrol_programs_programs (id) OK
Key: foreign (userid) references users (id) Refers to an unknown table
Key: foreign (sourceid) references enrol_programs_sources (id) OK
enrol_programs_completions
Key: foreign (itemid) references enrol_programs_items (id) OK
Key: foreign (allocationid) references enrol_programs_allocations (id) OK
enrol_programs_evidences
Key: foreign (itemid) references enrol_programs_items (id) OK
Key: foreign (userid) references users (id) Refers to an unknown table
Key: foreign (createdby) references users (id) Refers to an unknown table
enrol_programs_prg_snapshots
Key: foreign (programid) references enrol_programs_programs (id) OK
Key: foreign (snapshotby) references users (id) Refers to an unknown table
enrol_programs_usr_snapshots
Key: foreign (allocationid) references enrol_programs_allocations (id) OK
Key: foreign (snapshotby) references users (id) Refers to an unknown table
Key: foreign (programid) references enrol_programs_programs (id) OK
Key: foreign (userid) references users (id) Refers to an unknown table
Key: foreign (sourceid) references enrol_programs_sources (id) OK