无法在PHP5中安装PEAR

我试图在php（XAMPP）中安装PEAR。但是我得到了以下错误。。

> D:'xampp'php>go-pear
manifest cannot be larger than 100 MB in phar "D:'xampp'php'PEAR'go-pear.phar"PH
P Warning:  require_once(phar://go-pear.phar/index.php): failed to open stream:
phar error: invalid url or non-existent phar "phar://go-pear.phar/index.php" in
D:'xampp'php'PEAR'go-pear.phar on line 1236
Warning: require_once(phar://go-pear.phar/index.php): failed to open stream: pha
r error: invalid url or non-existent phar "phar://go-pear.phar/index.php" in D:'
xampp'php'PEAR'go-pear.phar on line 1236
Press any key to continue . . .**

我在这里发现了类似的问题。但我还是犯了同样的错误。