1. Choose "Cuides"-> "Legal Entities".
2. Choose "Create"->Legal Entity.
3. Fill in the fields: "Full name of organization", "Juridical address", "Post address".
4. Press the button "Create".

Expected result: document is created, the document card opens.
Actual result: the document is not created, error: Failure response for request: http://ecos-community.citeck.ru/share/proxy/alfresco/citeck/invariants/view?type=null

P.S. window with an error press OK, after "Create" -> had the legal entity