Title: Installation Error
Last modified: July 13, 2021

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# Installation Error

 *  Resolved [zkay](https://wordpress.org/support/users/zkay/)
 * (@zkay)
 * [4 years, 11 months ago](https://wordpress.org/support/topic/installation-error-154/)
 * Hi,
    I am not able to install the plugin. Any help would be appreciated.
 * I get the following error:
 * `Fatal error: Uncaught RuntimeException: Unable to create the key in D:\home\
   site\wwwroot\wp-content\plugins\perfecty-push-notifications\vendor\web-token\
   jwt-core\Util\ECKey.php:148 Stack trace: #0 D:\home\site\wwwroot\wp-content\plugins\
   perfecty-push-notifications\vendor\web-token\jwt-core\Util\ECKey.php(110): Jose\
   Component\Core\Util\ECKey::createECKeyUsingOpenSSL('P-256') #1 D:\home\site\wwwroot\
   wp-content\plugins\perfecty-push-notifications\vendor\web-token\jwt-key-mgmt\
   JWKFactory.php(75): Jose\Component\Core\Util\ECKey::createECKey('P-256', Array)#
   2 D:\home\site\wwwroot\wp-content\plugins\perfecty-push-notifications\vendor\
   minishlink\web-push\src\VAPID.php(169): Jose\Component\KeyManagement\JWKFactory::
   createECKey('P-256') #3 D:\home\site\wwwroot\wp-content\plugins\perfecty-push-
   notifications\lib\class-perfecty-push-lib-push-server.php(80): Minishlink\WebPush\
   VAPID::createVapidKeys() #4 D:\home\site\wwwroot\wp-content\plugins\perfecty-
   push-notifications\includes\class-perfecty-push-activator.php(42): Perfecty_Push_Li
   in D:\home\site\wwwroot\wp-content\plugins\perfecty-push-notifications\vendor\
   web-token\jwt-core\Util\ECKey.php on line 148`

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Plugin Author [Perfecty](https://wordpress.org/support/users/perfecty/)
 * (@perfecty)
 * [4 years, 11 months ago](https://wordpress.org/support/topic/installation-error-154/#post-14662015)
 * Hello, do you have the gmp extension enabled? For more information you can read:
   [https://docs.perfecty.org/wp/troubleshooting/](https://docs.perfecty.org/wp/troubleshooting/)
 *  Plugin Author [Perfecty](https://wordpress.org/support/users/perfecty/)
 * (@perfecty)
 * [4 years, 10 months ago](https://wordpress.org/support/topic/installation-error-154/#post-14767328)
 * Closing this due to inactivity. If the problem persist please reopen. Thank you!

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘Installation Error’ is closed to new replies.

 * ![](https://ps.w.org/perfecty-push-notifications/assets/icon.svg?rev=2446200)
 * [Perfecty Push Notifications](https://wordpress.org/plugins/perfecty-push-notifications/)
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 * [Support Threads](https://wordpress.org/support/plugin/perfecty-push-notifications/)
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 * [Unresolved Topics](https://wordpress.org/support/plugin/perfecty-push-notifications/unresolved/)
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 * 2 replies
 * 2 participants
 * Last reply from: [Perfecty](https://wordpress.org/support/users/perfecty/)
 * Last activity: [4 years, 10 months ago](https://wordpress.org/support/topic/installation-error-154/#post-14767328)
 * Status: resolved