X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/ddba8eeff7c828840c128ed70e414c55983a8404..6c66507427961a22a8f282b5b2f4ab7fda1dad6f:/app/controllers/trace_controller.rb

diff --git a/app/controllers/trace_controller.rb b/app/controllers/trace_controller.rb
index cabbb4ff9..e6c732d2d 100644
--- a/app/controllers/trace_controller.rb
+++ b/app/controllers/trace_controller.rb
@@ -57,7 +57,12 @@ class TraceController < ApplicationController
       @tag = params[:tag]
 
       files = Tracetag.find_all_by_tag(params[:tag]).collect { |tt| tt.gpx_id }
-      conditions[0] += " AND gpx_files.id IN (#{files.join(',')})"
+
+      if files.length > 0
+        conditions[0] += " AND gpx_files.id IN (#{files.join(',')})"
+      else
+        conditions[0] += " AND 0 = 1"
+      end
     end
     
     conditions[0] += " AND gpx_files.visible = ?"