Gradle dependency error

[ranajyotic]

`Could not resolve all dependencies for configuration ':XXXX:compile'.

Could not find ontology:nameapi-ontology4:4.2.
Searched in the following locations:
https://repo1.maven.org/maven2/ontology/nameapi-ontology4/4.2/nameapi-ontology4-4.2.pom
https://repo1.maven.org/maven2/ontology/nameapi-ontology4/4.2/nameapi-ontology4-4.2.jar
http://mvnrepository.com/artifact/ontology/nameapi-ontology4/4.2/nameapi-ontology4-4.2.pom
http://mvnrepository.com/artifact/ontology/nameapi-ontology4/4.2/nameapi-ontology4-4.2.jar
Required by:
XXXX:unspecified > org.nameapi.client:nameapi-client:0.3`