Index: openacs-4/packages/acs-lang/tcl/lang-util-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-lang/tcl/lang-util-procs.tcl,v
diff -u -r1.48.2.5 -r1.48.2.6
--- openacs-4/packages/acs-lang/tcl/lang-util-procs.tcl	28 Apr 2016 12:52:08 -0000	1.48.2.5
+++ openacs-4/packages/acs-lang/tcl/lang-util-procs.tcl	11 Nov 2016 00:09:20 -0000	1.48.2.6
@@ -665,6 +665,9 @@
     if { [ad_conn isconnected] } {
         # There is an HTTP connection - return the client property
         set ::acs_translator_mode_p [ad_get_client_property -default 0 acs-lang translator_mode_p]
+        if {$::acs_translator_mode_p eq ""} {
+            set ::acs_translator_mode_p 0
+        }
     } else {
         # No HTTP connection
         set ::acs_translator_mode_p 0