addresses minor issues.

src/clj/auto_ap/ssr/ledger/balance_sheet.clj

@@ -304,7 +304,7 @@
                 :warning (not-empty (str/join "\n " (filter not-empty [warning (:warning report)])))} ))))])
 
 (defn form* [request & children]
-  (let [params (:query-params request)]
+  (let [params (or (:query-params request) {})]
     (fc/start-form
       params
      (:form-errors request)

src/clj/auto_ap/ssr/utils.clj

@@ -363,7 +363,8 @@
   (mt2/transformer 
     {:decoders {:map {:compile (fn [x g]
                                  (fn [value]
-                                   (if (map? value)
+                                   (if (or (nil? value)
+                                           (map? value))
                                      (let [ specified-keys (set (keys value))]
                                        (reduce
                                         (fn [value [k params]]