my problem is that "Building the Simulink model inside 'powergui'; block ... Ready''-------is apper when i simulet my model how i solve this problem

SimPowerSystems processing circuit #1 of jhfault ... Computing state-space representation of linear electrical circuit ... (169 states ; 9 inputs ; 6 outputs ; 3 switches)Computing discrete-time domain model of linear part of circuit (Ts=8e-05) ... Computing steady-state values of currents and voltages ... Building the Simulink model inside "powergui" block ... Ready.-------------------when i simulate my circuit i am facing such type of problem ,how i solve this?