Issue
API : Change Management
NameSpace: sn_chg_rest
Normal (Patch) method to update the "state" is throwing error as below
Normal Change Request cannot move to state: scheduled
Resolution
You need to pass the `Label` value in Change Management API, but in table API it should be the value
Namespace= sn_chg_rest
API Name= Change Management
API version= latest
PATCH https://<instance-name>.service-now.com/api/sn_chg_rest/change/standard/{sys_id}
Related Links
Refer more in detail: https://developer.servicenow.com/app.do#!/rest_api_doc?v=madrid&id=c_change-management-api