Index: openacs-4/packages/acs-tcl/tcl/form-processing-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/form-processing-procs.tcl,v
diff -u -r1.87.2.2 -r1.87.2.3
--- openacs-4/packages/acs-tcl/tcl/form-processing-procs.tcl	25 Apr 2019 16:39:10 -0000	1.87.2.2
+++ openacs-4/packages/acs-tcl/tcl/form-processing-procs.tcl	25 Apr 2019 19:21:04 -0000	1.87.2.3
@@ -1141,7 +1141,10 @@
                 if { ![template::element error_p $form_name $element_name]
                      && ![uplevel #$level [list expr $validate_expr]]
                  } {
-                    template::element set_error $form_name $element_name [util::var_subst_quotehtml -ulevel 2 $error_message]
+                    template::element set_error \
+                        $form_name \
+                        $element_name \
+                        [util::var_subst_quotehtml -level 2 $error_message]
                 }
             }
         }