Fix TelegramStreamV2.Close()

src/org/hwo/servicelink/ng/ServiceLink.java

@@ -147,6 +147,7 @@ public class ServiceLink implements RegBUSInterface {
 		buffer.setNode(node);
 		buffer.setRegister(reg);
 		buffer.setValue(value);
+		buffer.setWrite(true);
 
 		boolean success = request(buffer);
 		
@@ -163,6 +164,7 @@ public class ServiceLink implements RegBUSInterface {
 		buffer.setNode(node);
 		buffer.setRegister(reg);
 		buffer.setValue(value);
+		buffer.setWrite(true);
 
 		boolean success = request(buffer);
 		

src/org/hwo/servicelink/ng/TelegramStreamV2.java

@@ -37,8 +37,10 @@ public class TelegramStreamV2 extends ServiceLinkStream {
 
 	@Override
 	void close() {
-		this.streamContainer.close();
-		exceptionCaught = true;
+		if (this.streamContainer != null) {
+			this.streamContainer.close();
+			exceptionCaught = true;
+		}
 	}
 	
 	@Override