What's the reason for Thalaivar Rajinikanth's emergency landing flight?

After the controvercial issues of Rajinikanth speaking ill about Periyar and his rally in Thuglak Magazine's 50th Anniversary. 

Now Superstar is gearing up for the shoot of Thalaivar 168. Thalaivar 168 is been directed by Siruthai Siva and produced by Sun Pictures with D. Imman composing the music. The ensemble star cast includes Rajinikanth, Khushbu, Meena, Keerthy Suresh, Prakash Raj, Soori and Sathish.

Early today, while Superstar started to Shooting of Thalaivar 168, the Fight in which Thalaivar traveled today to Mysore had been made an Emergency Landing due to technical issues and the closest sources have said that he is safe and he have boarded his next flight.