diff --git a/src/FreeDatas2HTML.ts b/src/FreeDatas2HTML.ts
index ff11971..e9a2451 100644
--- a/src/FreeDatas2HTML.ts
+++ b/src/FreeDatas2HTML.ts
@@ -136,6 +136,7 @@ export class FreeDatas2HTML
             this._fields2Rend=fields;
         else
         {
+            this._fields2Rend=[];
             for(let field of fields)
             {
                 if(! this.checkFieldExist(field))
@@ -224,6 +225,8 @@ export class FreeDatas2HTML
             throw new Error(errors.converterRefreshFail);
         else
         {
+            //console.log(this._fields2Rend);
+            
             if(this._fields2Rend.length === 0)
                 this.datasRender.fields=this._fields;
             else