I downloaded last ecommerce trunk e last payment trunk.

- modules_ecommerce_trunk-r106216.zip ( link on ecommerce wiki page )
- payment-trunk-r105308.tar.gz ( from extrension page )

but I see that there are a lot of problems.
What are more stable version for 2.4?

[Warning] implode() [function.implode]: Invalid arguments passed
GET /PhPSites/ss240/new-productgroup/p5/
Line 365 in C:\xampp\htdocs\ss240\sapphire\core\ViewableData.php

Source
356     * @param bool $forceReturnedObject if TRUE, the value will ALWAYS be casted to an object before being returned,
357     * even if there is no explicit casting information
358     * @param string $cacheName a custom cache name
359     */
360    public function obj($fieldName, $arguments = null, $forceReturnedObject = true, $cache = false, $cacheName = null) {
361       if(isset($_REQUEST['debug_profile'])) {
362          Profiler::mark("obj.$fieldName", "on a $this->class object");
363       }
364       
365       if(!$cacheName) $cacheName = $arguments ? $fieldName . implode(',', $arguments) : $fieldName;
366       
367       if(!isset($this->objCache[$cacheName])) {
368          if($this->hasMethod($fieldName)) {
369             $value = $arguments ? call_user_func_array(array($this, $fieldName), $arguments) : $this->$fieldName();
370          } else {
371             $value = $this->$fieldName;
Trace
implode(,,subtotal)
Line 365 of ViewableData.php
ViewableData->obj(_subtotal,subtotal,,1,Array)
Line 411 of ViewableData.php
ViewableData->cachedCall(_subtotal,subtotal,Array)
Line 1 of Object.php(850) : runtime-created function
__lambda_func(Order,Array)
Line 714 of Object.php
Object->__call(SubTotal,Array)

Order->SubTotal()
Line 369 of ViewableData.php
ViewableData->obj(SubTotal,,1)
Line 348 of .cacheC..xampp.htdocs.ss240.ecommerce.templates.Layout.Product.ss
include(C:\Windows\Temp\silverstripe-cacheC--xampp-htdocs-ss240\.cacheC..xampp.htdocs.ss240.ecommerce.templates.Layout.Product.ss)
Line 392 of SSViewer.php
SSViewer->process(Product_Controller,Zend_Cache_Frontend_Output)
Line 383 of SSViewer.php
SSViewer->process(Product_Controller)
Line 202 of Controller.php
Controller->handleAction(SS_HTTPRequest)
Line 134 of RequestHandler.php
RequestHandler->handleRequest(SS_HTTPRequest)
Line 147 of Controller.php
Controller->handleRequest(SS_HTTPRequest)
Line 199 of ContentController.php
ContentController->handleRequest(SS_HTTPRequest)
Line 184 of ContentController.php
ContentController->handleRequest(SS_HTTPRequest)
Line 67 of ModelAsController.php
ModelAsController->handleRequest(SS_HTTPRequest)
Line 283 of Director.php
Director::handleRequest(SS_HTTPRequest,Session)
Line 127 of Director.php
Director::direct(new-productgroup/p5/)
Line 127 of main.php

Thank you

Thank you very much. Il try.
May be a good thing , to create at every commit, a zip file to download from google code.
Do I need 0.3v Payment or trunk version from SilverStripe site?

Bye