query property history service does not have event triggered defined for service in thingworx

in todo tabs on mashup it i sshowing for me query property history service does not have event triggered defined for service , can anybody help how could i do this binding for my services and also which event need to select and for which service i need to bind. please help me out. because of this only may be my services are not working dynamically .

when i clicked individually i can able to retrieve the data.

please help me out