solved issue with submission

src/app/core/config/models/config-submission-uploads.model.ts

@@ -1,9 +1,10 @@
 import { ConfigObject } from './config.model';
 import { AccessConditionOption } from './config-access-condition-option.model';
 import { SubmissionFormsModel } from './config-submission-forms.model';
+import { ResourceType } from '../../shared/resource-type';
 
 export class SubmissionUploadsModel extends ConfigObject {
-
+  static type =  new ResourceType('submissionupload');
   /**
    * A list of available bitstream access conditions
    */