Index: openacs-4/packages/acs-tcl/tcl/http-client-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/http-client-procs.tcl,v
diff -u -r1.3.2.12 -r1.3.2.13
--- openacs-4/packages/acs-tcl/tcl/http-client-procs.tcl	31 Jan 2017 12:58:29 -0000	1.3.2.12
+++ openacs-4/packages/acs-tcl/tcl/http-client-procs.tcl	31 Jan 2017 13:39:00 -0000	1.3.2.13
@@ -593,7 +593,7 @@
     # If required from headers, force a multipart form
     set req_content_type [ns_set iget $headers "content-type"]
     if {$req_content_type ne ""} {
-        if {[set multipart_p [string match -nocase "*multipart/form-data*" $req_content_type]} {
+        if {[set multipart_p [string match -nocase "*multipart/form-data*" $req_content_type]]} {
             # content-type was set as multipart by hand, we delete the
             # manual header, because we will create a proper one, with
             # boundaries etc later