ERROR [Warning]: rename(/Users/Sites/herbs-tiling-SS/assets/image-gallery/Gallery-2/,/Users/Sites/herbs-tiling-SS/assets/image-gallery/Gallery-3/) [<a href='function.rename'>function.rename</a>]: No such file or directory
IN POST /Worksites/herbs-tiling-SS/admin/EditForm
Line 425 in /Users/Sites/herbs-tiling-SS/sapphire/filesystem/File.php

Source
======
416:             // Only throw a fatal error if *both* before and after paths don't exist.
417:             if(!file_exists($pathBeforeAbs)) throw new Exception("Cannot move $pathBefore to $pathAfter -
$pathBefore doesn't exist");
418:             
419:             // Check that target directory (not the file itself) exists.
420:             // Only check if we're dealing with a file, otherwise the folder will need to be created
421:             if(!file_exists(dirname($pathAfterAbs))) throw new Exception("Cannot move $pathBefore to
$pathAfter - Directory " . dirname($pathAfter) . " doesn't exist");
422:          }
423:          
424:          // Rename file or folder
* 425:          $success = rename($pathBeforeAbs, $pathAfterAbs);
426:          if(!$success) throw new Exception("Cannot move $pathBeforeAbs to $pathAfterAbs");
427:       }
428:       
429:       
430:       // Update any database references
431:       $this->updateLinks($pathBefore, $pathAfter);

Trace
=====
<ul>rename(/Users/Sites/herbs-tiling-SS/assets/image-gallery/Gallery-2/,/Users/Sites/herbs-tiling-SS/assets/image-gallery/Gallery-3/)
line 425 of File.php

File->updateFilesystem()
line 346 of Folder.php

Folder->updateFilesystem()
line 372 of File.php

File->onAfterWrite()
line 1056 of DataObject.php

DataObject->write()
line 91 of ImageGalleryPage.php

ImageGalleryPage->checkFolder()
line 63 of ImageGalleryPage.php

ImageGalleryPage->onAfterWrite()
line 1056 of DataObject.php

DataObject->write()
line 551 of Versioned.php

Versioned->publish(Stage,Live)

call_user_func_array(Array,Array)
line 693 of Object.php

Object->__call(publish,Array)

ImageGalleryPage->publish(Stage,Live)
line 2034 of SiteTree.php

SiteTree->doPublish()
line 776 of LeftAndMain.php

LeftAndMain->save(Array,Form,SS_HTTPRequest)
line 329 of Form.php

Form->httpSubmission(SS_HTTPRequest)
line 143 of RequestHandler.php

RequestHandler->handleRequest(SS_HTTPRequest)
line 161 of RequestHandler.php

RequestHandler->handleRequest(SS_HTTPRequest)
line 147 of Controller.php

Controller->handleRequest(SS_HTTPRequest)
line 282 of Director.php

Director::handleRequest(SS_HTTPRequest,Session)
line 125 of Director.php

Director::direct(/admin/EditForm)
line 127 of main.php

</ul>

Fatal error: Class 'ImageUploadField' not found in /Users/Sites/herbs-tiling-SS/modules-image_gallery-r536/code/ImageGalleryAlbum.php on line 27