Hi,
I've been setting up a fresh magento 1.4.0.1 install, working great so far. I did some test orders just to see. Everything works fine, but when I click on "view order" under "my orders", I get a bunch of error messages:
  There has been an error processing
  your request
  
  Notice: iconv_substr()
  [function.iconv-substr]: Unknown error
  (0)  in
  /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Helper/String.php
  on line 98
  
  Trace:
  #0 [internal function]: mageCoreErrorHandler(8,
  'iconv_substr() ...',
  '/data/web/A1423...', 98, Array)
  #1 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Helper/String.php(98):
  iconv_substr('1', 0, 50, 'UTF-8')
  
  #2 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Helper/String.php(173):
  Mage_Core_Helper_String-substr('1',
  0, 50)
  
  #3 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Helper/String.php(112):
  Mage_Core_Helper_String-str_split('1',
  50)
  
  #4 /data/web/A14237/htdocs/magento/app/design/frontend/base/default/template/sales/order/items/renderer/default.phtml(58):
  Mage_Core_Helper_String-splitInjection('1')
  
  #5 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(189):
  include('/data/web/A1423...')
  
  #6 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(225):
  Mage_Core_Block_Template-fetchView('frontend/base/d...')
  
  #7 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(242):
  Mage_Core_Block_Template-renderView()
  
  #8 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(674):
  Mage_Core_Block_Template-_toHtml()
  
  #9 /data/web/A14237/htdocs/magento/app/code/core/Mage/Sales/Block/Items/Abstract.php(137):
  Mage_Core_Block_Abstract-toHtml()
  
  #10 /data/web/A14237/htdocs/magento/app/design/frontend/base/default/template/sales/order/items.phtml(52):
  Mage_Sales_Block_Items_Abstract-getItemHtml(Object(Mage_Sales_Model_Order_Item))
  
  #11 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(189):
  include('/data/web/A1423...')
  
  #12 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(225):
  Mage_Core_Block_Template-fetchView('frontend/base/d...')
  
  #13 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(242):
  Mage_Core_Block_Template-renderView()
  
  #14 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(674):
  Mage_Core_Block_Template-_toHtml()
  
  #15 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(516):
  Mage_Core_Block_Abstract-toHtml()
  
  #16 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(467):
  Mage_Core_Block_Abstract-_getChildHtml('order_items',
  true)
  
  #17 /data/web/A14237/htdocs/magento/app/design/frontend/base/default/template/sales/order/view.phtml(64):
  Mage_Core_Block_Abstract-getChildHtml('order_items')
  
  #18 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(189):
  include('/data/web/A1423...')
  
  #19 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(225):
  Mage_Core_Block_Template-fetchView('frontend/base/d...')
  
  #20 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(242):
  Mage_Core_Block_Template-renderView()
  
  #21 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(674):
  Mage_Core_Block_Template-_toHtml()
  
  #22 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(516):
  Mage_Core_Block_Abstract-toHtml()
  
  #23 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(463):
  Mage_Core_Block_Abstract-_getChildHtml('sales.order.vie...',
  true)
  
  #24 /data/web/A14237/htdocs/magento/app/code/core/Mage/Page/Block/Html/Wrapper.php(52):
  Mage_Core_Block_Abstract-getChildHtml('', true, true)
  
  #25 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(674):
  Mage_Page_Block_Html_Wrapper-_toHtml()
  
  #26 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Text/List.php(43):
  Mage_Core_Block_Abstract-toHtml()
  
  #27 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(674):
  Mage_Core_Block_Text_List-_toHtml()
  
  #28 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(516):
  Mage_Core_Block_Abstract-toHtml()
  
  #29 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(467):
  Mage_Core_Block_Abstract-_getChildHtml('content',
  true)
  
  #30 /data/web/A14237/htdocs/magento/app/design/frontend/base/default/template/page/2columns-left.phtml(48):
  Mage_Core_Block_Abstract-getChildHtml('content')
  
  #31 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(189):
  include('/data/web/A1423...')
  
  #32 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(225):
  Mage_Core_Block_Template-fetchView('frontend/base/d...')
  
  #33 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Template.php(242):
  Mage_Core_Block_Template-renderView()
  
  #34 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Block/Abstract.php(674):
  Mage_Core_Block_Template-_toHtml()
  
  #35 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Model/Layout.php(536):
  Mage_Core_Block_Abstract-toHtml()
  
  #36 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(389):
  Mage_Core_Model_Layout-getOutput()
  
  #37 /data/web/A14237/htdocs/magento/app/code/core/Mage/Sales/controllers/OrderController.php(100):
  Mage_Core_Controller_Varien_Action-renderLayout()
  
  #38 /data/web/A14237/htdocs/magento/app/code/core/Mage/Sales/controllers/OrderController.php(136):
  Mage_Sales_OrderController-_viewAction()
  
  #39 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(418):
  Mage_Sales_OrderController-viewAction()
  
  #40 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254):
  Mage_Core_Controller_Varien_Action-dispatch('view')
  
  #41 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Controller/Varien/Front.php(177):
  Mage_Core_Controller_Varien_Router_Standard-match(Object(Mage_Core_Controller_Request_Http))
  
  #42 /data/web/A14237/htdocs/magento/app/code/core/Mage/Core/Model/App.php(304):
  Mage_Core_Controller_Varien_Front-dispatch()
  
  #43 /data/web/A14237/htdocs/magento/app/Mage.php(596):
  Mage_Core_Model_App-run(Array)
  
  #44 /data/web/A14237/htdocs/magento/index.php(78):
  Mage::run('', 'store')
  
  #45 {main}
gtx,
koko