What to do if the computer loses php_pdo.dll

Solution to the computer missing php_pdo.dll: 1. Configure [extension_dir], the code is [extension_dir = "D:/php/php-5.2.13/ext"]; 2. Comment and remove the comma, The code is [extension=php_pdo].

Solution to computer missing php_pdo.dll:

1. Check D:\php\php-5.2 Whether the php_pdo.dll file exists under .13\ext. I personally think that regardless of whether the php_pdo.dll file exists or not, it should be overwritten with the corresponding version.

2. Is the extension_dir path under the php.ini file configured correctly? , extension_dir should be configured according to the following requirements

extension_dir = "D:/php/php-5.2.13/ext"

3. After performing the first 2 steps, if it still reports that the application cannot be started because php_pdo.dll is missing from the computer, then check whether extension=php_pdo.dll Commented, if so, remove the comma

extension=php_pdo.dll

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