Model is running forever without progress bar

prior_mu_array

eml_Cost 0.000113
PaidSearch_Cost 0.259171
PaidSocial_Cost 0.075319
Display_Cost 0.165396

scaled_lam_array

eml_Cost 2.000000
PaidSearch_Cost 2.911076
PaidSocial_Cost 2.351029
Display_Cost 3.000000

Sampler_configuration ={“progressbar”: True}

Variables

[‘eml_SENT’,
‘Display_Impressions’,
‘PaidSearch_Impressions’,
‘PaidSocial_Impressions’]