Call to Undefined Function: wp_constrain_dimensions() When Uploading Images or image_downsize() in Gallery/Media Library in WordPress 2.5電話未定義的功能： wp_constrain_dimensions （ ）時，上傳的圖片或image_downsize （ ）在畫廊/媒體圖書館在WordPress 2.5

When using當使用 WordPress 2.5在WordPress 2.5 Flash based image uploader to upload pictures to the web server, or when clicking on the Media Library or Gallery tab in the WordPress Flash Image Uplaoder, the following PHP error may occurs no matter what web browser user is using, including Internet Explorer and Firefox.閃光的圖像上載器上傳圖片到Web伺服器時，或按一下對媒體的圖書館或畫廊選項卡中的WordPress閃光的形象， uplaoder ，以下的PHP錯誤可能發生，不管是什麼Web瀏覽器的用戶使用，包括Internet Explorer和Firefox 。

Fatal error: Call to undefined function: wp_constrain_dimensions() in /home/wordpress/public_html/wp-admin/includes/image.php on line 173致命錯誤：調用未定義的功能： wp_constrain_dimensions （ ）在/ home /在WordPress / public_html /可濕性粉劑-政府當局/包括/ image.php上線173

Fatal error: Call to undefined function image_downsize() in /home/wordpress/public_html/wp-includes/post.php on line 2326致命錯誤：調用未定義的功能image_downsize （ ）在/ home /在WordPress / public_html /可濕性粉劑-包括/ post.php上線2326

The issues happen due to corrupted WordPress files.問題的發生是由於損壞的WordPress文件。 The corruption may happens during the process of files uploading or transferring to the server, or when overwriting or replacing the old version of WordPress files, or caused by a corrupted or invalid upgrading process.腐敗可能發生在這個過程中的檔案上傳或轉移到服務器上，或當覆蓋或取代舊版本WordPress的文件，或所造成的損壞或無效的升級過程。

The resolution to the fatal errors is to re-uploading and replacing all the old WordPress files on the web server with the該決議以致命的錯誤是要重新上傳和更換所有舊的WordPress文件在Web服務器上與 latest WordPress files最新的WordPress檔案 again.再次。 To ensure cleanliness of the upgrade, it’s recommended to delete the following 2 directories before upgrading:以確保潔淨的升級，它的建議，刪除以下二目錄升級前：

/wp-admin/ /可濕性粉劑-政府當局/
/wp-includes/ /可濕性粉劑-包括/

Then upload and replace the whole directories of wp-admin and wp-includes with然後上傳並替換整個目錄可濕性粉劑管理員和可濕性粉劑-包括與 WordPress 2.5 files在WordPress 2.5檔案 or latest或最新 WordPress 2.5.1在WordPress 2.5.1 or other newer version if available (directly upload the 2 directories), together with all files in the WordPress blog root directory, EXCEPT wp-config.php.或其他較新的版本，如果可用（直接上傳二目錄） ，連同所有的檔案，在WordPress所博客根目錄，除可濕性粉劑- config.php 。 The problem should be solved by then.這個問題應該解決，然後。

IMPORTANT : You're reading a machine translated page which is provided "as is" without warranty. 重要說明：您正在閱讀的機器翻譯網頁是“按原樣”提供的擔保。 Unlike human translation, machine translation does not understand the grammar, semantics, syntax, idioms of natural language, thus often produce inaccurate and low quality text which is misleading and incomprehensible.不像人類翻譯，機器翻譯不明白的語法，語義，語法，成語自然語言，因此，往往產生不準確的和低品質的文字，是具誤導性的和難以理解的。 Thus, please refer to因此，請參閱 original English article英文原版的文章 when in doubt.有疑問時。

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