Error when using Windchill REST Services

I am using Windchill PDMLink Release 11.0 and Datecode with CPS M030-CPS17 Windchill QMS is not installed Can not access any rest API, with the error: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'relatedPersonnelOrLocations': Failed to introspect bean class [com.ptc.odata.windchill.entity.service.RelatedPersonnelOrLocationDelegate] for lookup method metadata: could not find class that it depends on; nested exception is java.lang.NoClassDefFoundError: com/ptc/qualitymanagement/masterdata/contact/QMSContact Here are the errors that I faced org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'relatedPersonnelOrLocations': Failed to introspect bean class [com.ptc.odata.windchill.entity.service.RelatedPersonnelOrLocationDelegate] for lookup method metadata: could not find class that it depends on; nested exception is java.lang.NoClassDefFoundError: com/ptc/qualitymanagement/masterdata/contact/QMSContact