Index: openacs-4/packages/acs-templating/www/scripts/xinha/attach-file.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/www/scripts/xinha/attach-file.tcl,v
diff -u -r1.19 -r1.20
--- openacs-4/packages/acs-templating/www/scripts/xinha/attach-file.tcl	7 Aug 2017 23:48:03 -0000	1.19
+++ openacs-4/packages/acs-templating/www/scripts/xinha/attach-file.tcl	1 Oct 2017 12:16:05 -0000	1.20
@@ -170,7 +170,7 @@
 			    -package_id [ad_conn package_id] \
 			    -mime_type $mime_type
 		    }
-		    file delete $upload_tmpfile
+		    file delete -- $upload_tmpfile
 		    permission::grant \
 			-object_id $item_id \
 			-party_id $user_id \