ac450 with abb800xa5.0

Dear sir

we created a pidcont in ac450 given the name as tic.1.100,we upload the pidcont in the control structure using the mb300 uploader the new piccont tic.1.100 is updated in the control structure ,i just override the grpahic element for the picont in control structure and dynamised in one of the grphic display later i changed the tag number from tic.1.100 to tic.1.200 in the ac450 and uploaded ,edited the graphic display delected the tic.1.100 and tried to deploy the graphic display it not deplayed

in the control structure the tic.1.100 is showing if i manually deleted it is popping alarm like please delete the reference ,

then we restore the graphic display with our latest structure backup now there is no pid control element in the screen,

iam trying to delete the pidcont in the control structure but is showing the msg dependant object exist,please fidn the attached

please help me in this regards