android - Deference of 'response.body()' may produce 'java.lang.NullPointerException -


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i have error. name value string type. settext string type have error.

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     factory.getinstance().placeholdermodel().enqueue(new callback<placeholdermodel>() {         @override         public void onresponse(call<placeholdermodel> call, response<placeholdermodel> response) {             textview.settext(response.body().name);         }

thank

your advice important me

it's warning not error, prevent use 

if (response.body != null ) {}

or use annotation @ header of method @nonnull

denotes parameter, field or method return value can never null.

public void onresponse(@nonnull call<placeholdermodel> call, response<placeholdermodel> response) {

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