I received this message importantly Educat module :
Error while importing module 'openeducat_erp': '"ValidateError\nField(s) `model_id` failed against a constraint: Rules can not be applied on Transient models.\n\nError details:\nop.student" while parsing file:///c:/windows/temp/tmp0vpkub/openeducat_erp/security/op_security.xml:23, near\n<record model="ir.rule" id="student_login_rule">\n\t\t\t<field name="name">Student Login rule</field>\n\t\t\t<field name="model_id" ref="model_op_student"/>\n\t\t\t<field name="groups" eval="[(4, ref(\'openeducat_erp.group_op_student\'))]"/>\n\t\t\t<field name="domain_force"> [(\'user_id\',\'=\',user.id)]</field>\n\t\t</record>'