diff --git a/docs/en_US/release_notes_3_6.rst b/docs/en_US/release_notes_3_6.rst
index 33a5be4c3..4ccd50df0 100644
--- a/docs/en_US/release_notes_3_6.rst
+++ b/docs/en_US/release_notes_3_6.rst
@@ -18,4 +18,5 @@ Bug fixes
 | `Bug #3016 <https://redmine.postgresql.org/issues/3016>`_ - Ensure previous notices are not removed from the Messages tab in the Query Tool if an error occurs during query execution.
 | `Bug #3029 <https://redmine.postgresql.org/issues/3029>`_ - Allow the selection order to be preserved in the Select2 control to fix column ordering in data Import/Export.
 | `Bug #3629 <https://redmine.postgresql.org/issues/3629>`_ - Allow use of 0 (integer) and empty strings as parameters in the debugger.
+| `Bug #3723 <https://redmine.postgresql.org/issues/3723>`_ - Properly report errors when debugging cannot be started.
 | `Bug #3746 <https://redmine.postgresql.org/issues/3746>`_ - Fix dropping of multiple functions/procedures at once.
\ No newline at end of file
diff --git a/web/pgadmin/tools/debugger/static/js/direct.js b/web/pgadmin/tools/debugger/static/js/direct.js
index 217eb85da..7070655d5 100644
--- a/web/pgadmin/tools/debugger/static/js/direct.js
+++ b/web/pgadmin/tools/debugger/static/js/direct.js
@@ -1565,11 +1565,18 @@ define([
             controller.poll_result(trans_id);
           }
         })
-        .fail(function() {
-          Alertify.alert(
-            gettext('Debugger Error'),
-            gettext('Error while starting debugging listener.')
-          );
+        .fail(function(xhr) {
+          try {
+            var err = JSON.parse(xhr.responseText);
+            if (err.success == 0) {
+              Alertify.alert(gettext('Debugger Error'), err.errormsg);
+            }
+          } catch (e) {
+            Alertify.alert(
+              gettext('Debugger Error'),
+              gettext('Error while starting debugging listener.')
+            );
+          }
         });
       } else if (trans_id != undefined && debug_type) {
         // Make ajax call to execute the and start the target for execution
@@ -1586,11 +1593,18 @@ define([
             self.messages(trans_id);
           }
         })
-        .fail(function() {
-          Alertify.alert(
-            gettext('Debugger Error'),
-            gettext('Error while starting debugging listener.')
-          );
+        .fail(function(xhr) {
+          try {
+            var err = JSON.parse(xhr.responseText);
+            if (err.success == 0) {
+              Alertify.alert(gettext('Debugger Error'), err.errormsg);
+            }
+          } catch (e) {
+            Alertify.alert(
+              gettext('Debugger Error'),
+              gettext('Error while starting debugging listener.')
+            );
+          }
         });
       } else
         this.intializePanels();