OKomatic Automatic Post Generator and Odnoklassniki Auto Poster Plugin

I made APP on ok.ru and received my keys and tokens. I've netered them in plugin and then I get this and stuck in loop - I click Authozire, it shows my OK.ru panel, I click Allow, it says Authorization succesful and then You Must Authorize. Whenever I try again, same issue. Please help. <div class="hideThis"> <h1>Some Required Steps Before You Can Use This Feature:</h1> <b>1)</b> You have to create a OK App before filling the following details. <b>Click here</b>to create new OK App. You will get an email with the App ID, App Public Key and App Secret Key. Copy the keys into the plugin. <b>2)</b> You have to set the 'List of permitted redirect_uri' parameter in the APP as: /<span class="cr_blue"><b>wp-admin/admin.php?page=okomatic_items_panel&ok_auth_done=true</b></span> <b>3)</b> Authorize Your App using the 'Authorize the App' button below.</div>   <form id="myForm2" action="https://freemoviescinema.net/wp-admin/admin.php?page=okomatic_items_panel&ok_auth_done=true&code=2ExJv0xK41W0r15F6TrJnSzyltvHrpgUbFvzXEOELYHhvgcKA8uLeSd9Gq1zIb4PKEn94ZVbp4xCyXQpTus9Cw5vh0KQHIxL7YVju3qWD4Hcq1sDRPvik9U8duh0puJkA6vYf3jUsLSGiGr5BpGc9Gf5EiNBocJmZnI1LuVoqb039WlXMTmflonFbuAUBdvhkMUBsoG7zV6&permissions_granted=SET_STATUS%3BVALUABLE_ACCESS%3BLONG_ACCESS_TOKEN" method="post"><input id="btnSubmit" class="button button-primary" name="okomatic_auth" type="submit" value="Authorize the App" /></form> <hr />   <div id="message"> <p class="cr_saved_notif"> <i>OK.ru authorization successful!</i> </div> <h1>You must authorize your App before using this plugin feature!</h1>