Failed to execute goal de.saumya.mojo:gem-maven-plugin:1.1.5:exec (default) on project referenceapplication-omod

I fixed the previously mentioned error by removing bellow piece of code from openmrs-module-orderentryui/omod/pom.xml

<plugin>
	<groupId>de.saumya.mojo</groupId>
	<artifactId>gem-maven-plugin</artifactId>
	<extensions>true</extensions>
	<executions>
		<execution>
			<goals>
				<goal>exec</goal>
			</goals>
			<phase>generate-resources</phase>
		</execution>
	</executions>
	<configuration>
		<jrubyVersion>1.7.10</jrubyVersion>
		<execArgs>${project.build.directory}/rubygems/bin/compass compile ${basedir}/src/main/compass</execArgs>
	</configuration>
</plugin>