Index: openacs-4/packages/acs-templating/tcl/parse-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/tcl/parse-procs.tcl,v
diff -u -N -r1.55.2.6 -r1.55.2.7
--- openacs-4/packages/acs-templating/tcl/parse-procs.tcl	21 Apr 2017 16:50:29 -0000	1.55.2.6
+++ openacs-4/packages/acs-templating/tcl/parse-procs.tcl	9 May 2017 20:07:52 -0000	1.55.2.7
@@ -531,7 +531,11 @@
 
     # Since messages may read the variables of the adp page they go trough
     # expand_percentage_signs which amongst other things does an uplevel subst
-    while {[regsub -all {([^\\])\#([-a-zA-Z0-9_:\.]+)\#} $code {\1[template::expand_percentage_signs [lang::message::lookup $__ad_conn_locale {\2} {TRANSLATION MISSING} {} -1]]} code]} {}
+    while {[regsub -all \
+                {([^\\])\#([-a-zA-Z0-9_:]+[.][-a-zA-Z0-9_:]+)\#} \
+                $code \
+                {\1[template::expand_percentage_signs [lang::message::lookup $__ad_conn_locale {\2} {TRANSLATION MISSING} {} -1]]} \
+                code]} {}
 
     # We do each substitution set in two pieces, separately for normal
     # variables and for variables with ";noquote" attached to them.