What to do if 'php_pdo.dll is missing' appears

Solution to missing "php_pdo.dll": first check whether the "php_pdo.dll" file exists under "ext"; then configure "extension_dir"; finally uncomment "extension=php_pdo.dll" .

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"This application cannot be started because php_pdo. is missing from your computer. dll"

When I opened the php application today, I got the following prompt:

This application cannot be started because php_pdo.dll is missing from the computer. Try to reinstall the program to resolve this issue.

As shown in the picture below

For example, my php installation path is: D:\php\php-5.2.13, from the following three directions Solve the problem

1. Check whether the php_pdo.dll file exists under D:\php\php-5.2.13\ext. Personally, I think that regardless of whether the php_pdo.dll file exists or not, overwrite it with the corresponding version.

2. Whether the extension_dir path under the php.ini file is configured correctly. The 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 the php_pdo.dll error message is missing from the computer, check whether extension=php_pdo.dll is commented. If it is, remove the comma

extension=php_pdo.dll

After the above 3 steps, you can generally solve the problem of being unable to start this application. program, because php_pdo.dll is missing from the computer.

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