Image-Upload: "invalid Ressource-type""

CKEDITOR.editorConfig = function( config )

{
   config.width = '730';
   config.height = '200';
   config.resize_enabled = false;
   config.uiColor = '#90b1c7';
   // Define changes to default configuration here. For example:
   // config.language = 'fr';
   // config.uiColor = '#AADC6E';
   
    // added code for ckfinder ------>
   config.filebrowserBrowseUrl = 'ckfinder/ckfinder.html';
   config.filebrowserImageBrowseUrl = 'ckfinder/ckfinder.html?Type=Images';
   config.filebrowserFlashBrowseUrl = 'ckfinder/ckfinder.html?Type=Flash';
   config.filebrowserUploadUrl = 'ckfinder/core/connector/php/connector.php?command=QuickUpload&type;=Files';
   config.filebrowserImageUploadUrl = 'ckfinder/core/connector/php/connector.php?command=QuickUpload&type;=Images';
   config.filebrowserFlashUploadUrl = 'ckfinder/core/connector/php/connector.php?command=QuickUpload&type;=Flash';
   // end: code for ckfinder ------>