{"id":19053,"date":"2022-11-05T06:05:14","date_gmt":"2022-11-05T00:35:14","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-newtonsoft-json-invalid-cast-exception\/"},"modified":"2022-11-05T06:05:14","modified_gmt":"2022-11-05T00:35:14","slug":"solved-newtonsoft-json-invalid-cast-exception","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-newtonsoft-json-invalid-cast-exception\/","title":{"rendered":"[Solved] NewtonSoft Json Invalid Cast Exception"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-39422264\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"39422264\" data-parentid=\"39422246\" data-score=\"1\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>You need to use the generic overload <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.newtonsoft.com\/json\/help\/html\/M_Newtonsoft_Json_JsonSerializer_Deserialize__1.htm\"><code>JsonSerializer.Deserialize&lt;T&gt;()<\/code><\/a><\/p>\n<pre><code>var root = serializer.Deserialize&lt;API_Json_Special_Feeds.RootObject&gt;(jsonTextReader);\n<\/code><\/pre>\n<p>Unlike files generated by <code>BinaryFormatter<\/code>, JSON files generally do not include c# type information, so it&#8217;s necessary for the receiving system to specify the expected type.  <\/p>\n<p>(There are extensions to the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.json.org\/\">JSON standard<\/a> in which c# type information can be included in a JSON file &#8212; e.g. Json.NET&#8217;s <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.newtonsoft.com\/json\/help\/html\/serializetypenamehandling.htm\"><code>TypeNameHandling<\/code><\/a> &#8212; but it is still necessary to deserialize the JSON to an appropriate explicit base class.)<\/p>\n<p>See <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.newtonsoft.com\/json\/help\/html\/DeserializeWithJsonSerializerFromFile.htm\">Deserialize JSON from a file<\/a> for another example of deserializing a strongly typed c# object from a stream.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">1<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved NewtonSoft Json Invalid Cast Exception <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] You need to use the generic overload JsonSerializer.Deserialize&lt;T&gt;() var root = serializer.Deserialize&lt;API_Json_Special_Feeds.RootObject&gt;(jsonTextReader); Unlike files generated by BinaryFormatter, JSON files generally do not include c# type information, so it&#8217;s necessary for the receiving system to specify the expected type. (There are extensions to the JSON standard in which c# type information can be included in &#8230; <a title=\"[Solved] NewtonSoft Json Invalid Cast Exception\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-newtonsoft-json-invalid-cast-exception\/\" aria-label=\"More on [Solved] NewtonSoft Json Invalid Cast Exception\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[324,356,1505],"class_list":["post-19053","post","type-post","status-publish","format-standard","hentry","category-solved","tag-c","tag-json","tag-json-net"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] NewtonSoft Json Invalid Cast Exception - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-newtonsoft-json-invalid-cast-exception\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] NewtonSoft Json Invalid Cast Exception - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] You need to use the generic overload JsonSerializer.Deserialize&lt;T&gt;() var root = serializer.Deserialize&lt;API_Json_Special_Feeds.RootObject&gt;(jsonTextReader); Unlike files generated by BinaryFormatter, JSON files generally do not include c# type information, so it&#8217;s necessary for the receiving system to specify the expected type. 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