Github user ilooner commented on the issue:
https://github.com/apache/drill/pull/1011
@paul-rogers You need to add this dependency to your drill-yarn pom.xml
```
<dependency>
<groupId>org.apache.drill</groupId>
<artifactId>drill-common</artifactId>
<version>${project.version}</version>
<classifier>tests</classifier>
<scope>test</scope>
</dependency>
```---
