Request token retrieval failed:

RESPONSE:

Array
(
    [linkedin] => Array
        (
            [


__400:_Content_Length_Required
__ "content-type" content="text/html; charset=UTF-8">
  






Content Length Required

Could not process this request because Content-Length was not specified. Please double-check the URL (address) you used, or contact us if you feel you have reached this page in error.

Click the [#8220;Back] => [#8221;_button_on_your_browser_or_ "//www.linkedin.com/home">go to the home page.


Are you looking for any of these LinkedIn features?

[nbsp;
] => ) [info] => Array ( [url] => https://api.linkedin.com/uas/oauth/requestToken [content_type] => text/html [http_code] => 411 [header_size] => 641 [request_size] => 528 [filetime] => -1 [ssl_verify_result] => 20 [redirect_count] => 0 [total_time] => 0.399189 [namelookup_time] => 0.041294 [connect_time] => 0.155538 [pretransfer_time] => 0.274402 [size_upload] => 0 [size_download] => 5569 [speed_download] => 13950 [speed_upload] => 0 [download_content_length] => 5569 [upload_content_length] => 0 [starttransfer_time] => 0.399078 [redirect_time] => 0 [certinfo] => Array ( ) [primary_ip] => 144.2.15.24 [primary_port] => 443 [local_ip] => 5.77.60.82 [local_port] => 50622 [redirect_url] => ) [oauth] => Array ( [header] => Authorization: OAuth realm="https%3A%2F%2Fapi.linkedin.com",oauth_version="1.0",oauth_nonce="19773050c21b7d2f4e074370f540bf21",oauth_timestamp="1660778039",oauth_consumer_key="75vkhefbei501g",oauth_callback="https%3A%2F%2Ftouristalk.com%3A443%2Fcrm%2Findex.php%2Flogin_bysocial%2Flink%2F%3FlType%3Dinitiate%26lResponse%3D1",oauth_signature_method="HMAC-SHA1",oauth_signature="4U8S1S3SNpPGkiWLhRI3jYtUi1k%3D" [string] => POST&https%3A%2F%2Fapi.linkedin.com%2Fuas%2Foauth%2FrequestToken&oauth_callback%3Dhttps%253A%252F%252Ftouristalk.com%253A443%252Fcrm%252Findex.php%252Flogin_bysocial%252Flink%252F%253FlType%253Dinitiate%2526lResponse%253D1%26oauth_consumer_key%3D75vkhefbei501g%26oauth_nonce%3D19773050c21b7d2f4e074370f540bf21%26oauth_signature_method%3DHMAC-SHA1%26oauth_timestamp%3D1660778039%26oauth_version%3D1.0 ) [error] => OAuth callback URL was not confirmed by the LinkedIn end-point [success] => )


LINKEDIN OBJ:

LinkedIn Object
(
    [callback:protected] => https://touristalk.com:443/crm/index.php/login_bysocial/link/?lType=initiate&lResponse=1
    [token:protected] => 
    [application_key:protected] => 75vkhefbei501g
    [application_secret:protected] => 9t1RkkmHh98Z73at
    [response_format:protected] => xml
    [last_request_headers] => Array
        (
            [0] => Authorization: OAuth realm="https%3A%2F%2Fapi.linkedin.com",oauth_version="1.0",oauth_nonce="19773050c21b7d2f4e074370f540bf21",oauth_timestamp="1660778039",oauth_consumer_key="75vkhefbei501g",oauth_callback="https%3A%2F%2Ftouristalk.com%3A443%2Fcrm%2Findex.php%2Flogin_bysocial%2Flink%2F%3FlType%3Dinitiate%26lResponse%3D1",oauth_signature_method="HMAC-SHA1",oauth_signature="4U8S1S3SNpPGkiWLhRI3jYtUi1k%3D"
            [1] => Content-Type: text/plain; charset=UTF-8
        )

    [last_request_url] => https://api.linkedin.com/uas/oauth/requestToken
)