bad ttl generation fix with empty category
bad ttl generation fix with empty category

xgaia/askomics,ofilangi/askomics,ofilangi/askomics,askomics/askomics,xgaia/askomics,askomics/askomics,ofilangi/askomics,ofilangi/askomics,askomics/askomics,xgaia/askomics,xgaia/askomics,askomics/askomics