Issue 5:
Add null check
diff --git a/src/main/org/testng/remote/SuiteSlave.java b/src/main/org/testng/remote/SuiteSlave.java
index 7077ec3..44002ad 100644
--- a/src/main/org/testng/remote/SuiteSlave.java
+++ b/src/main/org/testng/remote/SuiteSlave.java
@@ -80,6 +80,8 @@
 			while (true) {

 				//TODO set timeout

 				XmlSuite s = m_slaveAdpter.getSuite(Long.MAX_VALUE);

+				if( s== null)

+					continue;

 				log("Processing " + s.getName());

 				List<XmlSuite> suites = new ArrayList<XmlSuite>();

 				suites.add(s);