Index: openacs-4/packages/acs-tcl/tcl/security-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/security-procs.tcl,v
diff -u -r1.126.2.112 -r1.126.2.113
--- openacs-4/packages/acs-tcl/tcl/security-procs.tcl	25 Sep 2025 17:03:47 -0000	1.126.2.112
+++ openacs-4/packages/acs-tcl/tcl/security-procs.tcl	6 Nov 2025 16:25:37 -0000	1.126.2.113
@@ -1336,7 +1336,7 @@
         return [expr {!$must_exist_p}]
     }
 
-    if {![ad_file owned $tmpfile]} {
+    if {$::tcl_platform(platform) ne "windows" && ![ad_file owned $tmpfile]} {
         #
         # File does not belong to us: not safe
         #