diff --git a/100_core/src/gplx/core/ios/IoEngine_system.java b/100_core/src/gplx/core/ios/IoEngine_system.java
index 54894dd27..4a95747ef 100644
--- a/100_core/src/gplx/core/ios/IoEngine_system.java
+++ b/100_core/src/gplx/core/ios/IoEngine_system.java
@@ -544,8 +544,10 @@ public class IoEngine_system extends IoEngine_base {
     		xrg.Prog_running_(false);
     		try {
     			if (src_stream != null) src_stream.close();
-    			if (src_conn != null) src_conn.disconnect();
-    			src_conn.getInputStream().close();
+    			if (src_conn != null) {
+    				src_conn.disconnect();
+    				src_conn.getInputStream().close();
+    			}
     		} 	catch (Exception exc) {
     			Err_.Noop(exc);
     		}