Index: openacs-4/packages/dotlrn/tcl/community-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/dotlrn/tcl/community-procs.tcl,v
diff -u -N -r1.234.2.16 -r1.234.2.17
--- openacs-4/packages/dotlrn/tcl/community-procs.tcl	8 Feb 2021 11:00:39 -0000	1.234.2.16
+++ openacs-4/packages/dotlrn/tcl/community-procs.tcl	17 Feb 2021 18:43:02 -0000	1.234.2.17
@@ -1081,14 +1081,16 @@
         {-url ""}
     } {
         Returns the community from a URL.
+
+        @param url if no URL specified, the function will break when
+              called without connection        
     } {
         if {$url eq ""} {
             set url [ad_conn url]
         }
-
         set package_id [site_node::closest_ancestor_package -include_self -url $url -package_key dotlrn]
-
-        return [get_community_id -package_id $package_id]
+       
+        return [expr {$package_id eq "" ? "" : [get_community_id -package_id $package_id]}]
     }
 
     ad_proc -public get_community_id {
Index: openacs-4/packages/survey/tcl/survey-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/survey/tcl/survey-procs.tcl,v
diff -u -N -r1.14.2.3 -r1.14.2.4
--- openacs-4/packages/survey/tcl/survey-procs.tcl	9 Feb 2020 16:10:31 -0000	1.14.2.3
+++ openacs-4/packages/survey/tcl/survey-procs.tcl	17 Feb 2021 18:43:02 -0000	1.14.2.4
@@ -65,7 +65,7 @@
 
     # some useful stats about the survey, dotLRN specific for sloanspace
     if {[apm_package_installed_p dotlrn]} {
-        set community_id [dotlrn_community::get_community_id_from_url]
+        set community_id [dotlrn_community::get_community_id_from_url -url [ad_conn url]]
         set survey_info(eligible) [db_string n_eligible {}]
         set survey_info(completed) [db_string n_completed {}]
         set survey_info(not_completed) [expr {$survey_info(eligible) - $survey_info(completed)}]
Index: openacs-4/packages/survey/www/admin/one.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/survey/www/admin/one.tcl,v
diff -u -N -r1.13.2.2 -r1.13.2.3
--- openacs-4/packages/survey/www/admin/one.tcl	9 Feb 2020 16:10:31 -0000	1.13.2.2
+++ openacs-4/packages/survey/www/admin/one.tcl	17 Feb 2021 18:43:02 -0000	1.13.2.3
@@ -32,7 +32,7 @@
 
 # get users and # who responded etc...
 if {[apm_package_installed_p dotlrn]} {
-    set community_id [dotlrn_community::get_community_id_from_url]
+    set community_id [dotlrn_community::get_community_id_from_url -url [ad_conn url]]
     set n_eligible [db_string n_eligible {
         select count(*) from dotlrn_member_rels_full
         where rel_type='dotlrn_member_rel'