@@ -207,12 +207,13 @@
 
 			close(_readPipe[1]);
 			close(_writePipe[0]);
 			OFFreeMemory(argv);
 
-			for (iter = env; *iter != NULL; iter++)
-				OFFreeMemory(*iter);
+			if (env != NULL)
+				for (iter = env; *iter != NULL; iter++)
+					OFFreeMemory(*iter);
 
 			OFFreeMemory(env);
 		}
 
 		objc_autoreleasePoolPop(pool);