Sampling restart: failed to integrate to next output time (0.01) in less than max_num_steps steps

[hyunjimoon]

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10:05:59 - cmdstanpy - INFO - CmdStan done processing.
10:05:59 - cmdstanpy - WARNING - Non-fatal error during sampling:
Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: ode_rk45:  Failed to integrate to next output time (0.01) in less than max_num_steps steps (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 41, column 8 to column 184)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: ode_rk45:  Failed to integrate to next output time (0.01) in less than max_num_steps steps (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 41, column 8 to column 184)
Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: ode_rk45:  Failed to integrate to next output time (0.01) in less than max_num_steps steps (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 41, column 8 to column 184)
	Exception: ode_rk45:  Failed to integrate to next output time (0.01) in less than max_num_steps steps (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 41, column 8 to column 184)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: normal_lpdf: Location parameter[1] is nan, but must be finite! (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 53, column 8 to column 59)
	Exception: ode_rk45:  Failed to integrate to next output time (0.01) in less than max_num_steps steps (in '/Users/hyunjimoon/Dropbox/15879-Fall2022/Homeworks/HW7/stanify/stan_files/pp_hierORsbc/pp_hierORsbc_data2draws.stan', line 41, column 8 to column 184)
Consider re-running with show_console=True if the above output is unclear!
est_param pred_birth_frac
10:06:01 - cmdstanpy - INFO - CmdStan start processing
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