Checking AE2 component alive before starting other functions on it

Signed-off-by: reinaortega <miguelangel.reinaortega@etsi.org>

LibOneM2M/OneM2M_Functions.ttcn

@@ -471,8 +471,10 @@ module OneM2M_Functions {
 			unmap(self:mcaPort, system:mcaPort);
 			unmap(self:acPort, system:acPort);
 			if(vc_auxiliaryAe2Up) {
-				vc_ae2.start(f_cf01DownAe2());
-				vc_ae2.done;
+				if(vc_ae2.alive) {
+					vc_ae2.start(f_cf01DownAe2());
+					vc_ae2.done;
+				}
 			}
 		
 		}// end f_cf01Down