Getting an error “You lack acces required to run Rule-Obj-Activity.pxCallConnector ,

Getting an error “You lack acces required to run Rule-Obj-Activity.pxCallConnector , we has access group with and Access group that inherited from PegaRULES:SysAdm4 and also added PegaRULES:SysAdm4 in the access grurp and started getting this error. Once we removed PegaRULES:SysAdm4 it worked .. can someone please guide me

Check the Access Group’s Rule Security Mode (Allow, Warn, Deny). If inherited roles introduce stricter privilege validation, Pega may start enforcing privilege checks on activities