Problem
The service 'MobDocumentService' could not be generated. Error:SysEntryPointAttribute must be specified on a method exposed as a service operation. Class: MobDocumentConnector, Method: submit.
Example on below image.
Solution
Open the class 'MobDocumentConnetor' and choose the method 'submit'.
Change the [SysEntryPointAttribute] to [AifDocumentReadAttribute,SysEntryPointAttribute(true)]