I am using auto.arima() for prediction. While using I am getting following warning message. I want to know can I ignore this warning message or I should be worried.

Warning message:

 In auto.arima(forecast_data_ts) :

 Unable to fit final model using maximum likelihood. AIC value approximated

I am using auto.arima() for prediction, and getting the following warning message. I want to know if I can ignore this warning message or if I should be worried.

Warning message: 
In auto.arima(forecast_data_ts) : 
Unable to fit final model using maximum likelihood. AIC value approximated

I am using auto.arima() for prediction. While using I am getting following warning message. I want to know can I ignore this warning message or I should be worried.

Warning message:

In auto.arima(forecast_data_ts) :

Unable to fit final model using maximum likelihood. AIC value approximated

Thanks in advance.

Arushi

I am using auto.arima() for prediction. While using I am getting following warning message. I want to know can I ignore this warning message or I should be worried.

Warning message:

In auto.arima(forecast_data_ts) :

Unable to fit final model using maximum likelihood. AIC value approximated