diff --git a/src/cc/sudoku.cpp b/src/cc/sudoku.cpp
index a820f2231..a44b2d329 100644
--- a/src/cc/sudoku.cpp
+++ b/src/cc/sudoku.cpp
@@ -534,14 +534,20 @@ UniValue sudoku_txidinfo(uint64_t txfee,struct CCcontract_info *cp,cJSON *params
     UniValue result(UniValue::VOBJ);
     if ( params != 0 )
     {
-        printf("%p params.(%s)\n",params,jprint(params,0));
-        cJSON *item; int32_t i,n = cJSON_GetArraySize(params);
-        for (i=0; i<n; i++)
+        char *jsonstr; cJSON *item; int32_t i,n;
+        jsonstr = jprint(params,0);
+        params = cJSON_Parse(jsonstr);
+        if ( params != 0 )
         {
-            item = jitem(params,i);
-            jprint(item,0);
+            n = cJSON_GetArraySize(params);
+            printf("%p params.(%s) <- (%s)\n",params,jprint(params,0),jsonstr);
+            for (i=0; i<n; i++)
+            {
+                item = jitem(params,i);
+                jprint(item,0);
+            }
+            printf("n.%d\n",n);
         }
-        printf("n.%d\n",n);
     }
     result.push_back(Pair("result","success"));
     result.push_back(Pair("name","sudoku"));