Title: Error installing
Last modified: May 31, 2023

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# Error installing

 *  [andyd_ohd](https://wordpress.org/support/users/andyd_ohd/)
 * (@andyd_ohd)
 * [2 years, 12 months ago](https://wordpress.org/support/topic/error-installing-22/)
 * Hi, I have tried to add PP to a development site but it seems to be failing. 
   I received the following error and wondered whether you could advise please?
 * **Deprecated**: The PSR-0 `Requests_...` class names in the Request library are
   deprecated. Switch to the PSR-4 `WpOrg\Requests\...` class names at your earliest
   convenience. in **/home/ohmobile/public_html/wp-includes/class-requests.php**
   on line **24**
 * **Fatal error**: Uncaught TypeError: Argument 1 passed to Kibo\PhastPlugins\PhastPress\
   RequestsHTTPClient::makePhastResponse() must be an instance of Requests_Response,
   instance of WpOrg\Requests\Response given, called in /home/ohmobile/public_html/
   wp-content/plugins/phastpress/classes/RequestsHTTPClient.php on line 26 and defined
   in /home/ohmobile/public_html/wp-content/plugins/phastpress/classes/RequestsHTTPClient.
   php:29 Stack trace: #0 /home/ohmobile/public_html/wp-content/plugins/phastpress/
   classes/RequestsHTTPClient.php(26): Kibo\PhastPlugins\PhastPress\RequestsHTTPClient-
   >makePhastResponse(Object(WpOrg\Requests\Response)) #1 /home/ohmobile/public_html/
   wp-content/plugins/phastpress/sdk/phast.php(9276): Kibo\PhastPlugins\PhastPress\
   RequestsHTTPClient->post(Object(Kibo\Phast\ValueObjects\URL), ‘\x89PNG\r\n\x1A\
   n\x00\x00\x00\rIHD…’, Array) #2 /home/ohmobile/public_html/wp-content/plugins/
   phastpress/sdk/phast.php(2074): Kibo\Phast\Filters\Image\ImageAPIClient\Filter-
   >transformImage(Object(Kibo\Phast\Filters\Image\ImageImpl in **/home/ohmobile/
   public_html/wp-content/plugins/phastpress/classes/RequestsHTTPClient.php** on
   line **29**
 * There has been a critical error on this website. Please check your site admin
   email inbox for instructions.
 * Many thanks for your assistance.

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

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 * 0 replies
 * 1 participant
 * Last reply from: [andyd_ohd](https://wordpress.org/support/users/andyd_ohd/)
 * Last activity: [2 years, 12 months ago](https://wordpress.org/support/topic/error-installing-22/)
 * Status: not resolved