Index: openacs-4/packages/xowiki/tcl/form-field-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/form-field-procs.tcl,v
diff -u -r1.248.2.31 -r1.248.2.32
--- openacs-4/packages/xowiki/tcl/form-field-procs.tcl	27 Sep 2016 14:23:20 -0000	1.248.2.31
+++ openacs-4/packages/xowiki/tcl/form-field-procs.tcl	28 Sep 2016 14:23:47 -0000	1.248.2.32
@@ -882,7 +882,7 @@
     -save_flag
   } {
 
-    set content_type_registered [::xo::dc 1row check_content_type {
+    set content_type_registered [::xo::dc get_value check_content_type {
       select exists(select 1 from cr_mime_types where mime_type = :content_type)
     }]
     #