{"id":1636,"date":"2025-10-26T23:43:28","date_gmt":"2025-10-26T23:43:28","guid":{"rendered":"https:\/\/www.ultrexstaff.com\/?p=1636"},"modified":"2025-10-26T23:43:30","modified_gmt":"2025-10-26T23:43:30","slug":"hyper-v-quick-create-newtonsoft-json-12-0-0-error-cannot-quick-create","status":"publish","type":"post","link":"https:\/\/www.ultrexstaff.com\/?p=1636","title":{"rendered":"Hyper-V Quick Create: Newtonsoft.json 12.0.0 error cannot quick create"},"content":{"rendered":"\n<p>Resolution found here: https:\/\/www.reddit.com\/r\/HyperV\/comments\/1he54pv\/comment\/m92ko75\/?utm_source=share&amp;utm_medium=web3x&amp;utm_name=web3xcss&amp;utm_term=1&amp;utm_content=share_button&amp;rdt=43004<\/p>\n\n\n\n<p>If you run into this error when trying to Quick Create in Hyper V:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/ticketingitemsstoreeu.blob.core.windows.net\/emailinlineimages\/55060a79-c366-47d7-80e9-d7637ff5cbc2_id_-1_638750915538444946.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>&#8220;Could not load file or assembly &#8216;Newtonsoft.Json, Version=12.0.0.0,<\/p>\n\n\n\n<p>Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed&#8217; or one of its<\/p>\n\n\n\n<p>dependencies. The located assembly&#8217;s manifest definition does not<\/p>\n\n\n\n<p>match the assembly reference. (Exception from HRESULT:<\/p>\n\n\n\n<p>0x80131040)&#8221;<\/p>\n\n\n\n<p>Then the workaround is an easy one.<\/p>\n\n\n\n<p>============<\/p>\n\n\n\n<p>u\/overlockfr<\/p>\n\n\n\n<p>It&#8217;s caused by a file that somehow got updated in the Hyper-V install.<\/p>\n\n\n\n<p>Here&#8217;s how to fix it, until Hyper-V gets updated properly.<\/p>\n\n\n\n<p>Create a file called VMCreate.exe.config with the content below, and then move it to C:\\Program Files\\Hyper-V<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;assemblyBinding xmlns=\"urn:schemas-microsoft-com:asm.v1\"&gt;\n\n  &lt;dependentAssembly&gt;\n\n    &lt;assemblyIdentity name=\"Newtonsoft.Json\" publicKeyToken=\"30ad4fe6b2a6aeed\" culture=\"neutral\" \/&gt;\n\n    &lt;bindingRedirect oldVersion=\"0.0.0.0-12.0.0.0\" newVersion=\"13.0.0.0\" \/&gt;\n\n  &lt;\/dependentAssembly&gt;\n\n&lt;\/assemblyBinding&gt;<\/code><\/pre>\n\n\n\n<p>That&#8217;s it; with this the VM creation tool will be able to start again<\/p>\n\n\n\n<p>I&#8217;ve now included that config file to this article- just download it and put it in the folder listed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Resolution found here: https:\/\/www.reddit.com\/r\/HyperV\/comments\/1he54pv\/comment\/m92ko75\/?utm_source=share&amp;utm_medium=web3x&amp;utm_name=web3xcss&amp;utm_term=1&amp;utm_content=share_button&amp;rdt=43004 If you run into this error when trying to Quick Create in Hyper V: &#8220;Could not load file or assembly &#8216;Newtonsoft.Json, Version=12.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed&#8217; or one of its dependencies. The located assembly&#8217;s manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)&#8221; Then the workaround is an easy one. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[119,113],"tags":[],"class_list":["post-1636","post","type-post","status-publish","format-standard","hentry","category-hyper-v-stuff","category-servers","post-preview"],"_links":{"self":[{"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=\/wp\/v2\/posts\/1636","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1636"}],"version-history":[{"count":2,"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=\/wp\/v2\/posts\/1636\/revisions"}],"predecessor-version":[{"id":1638,"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=\/wp\/v2\/posts\/1636\/revisions\/1638"}],"wp:attachment":[{"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1636"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1636"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ultrexstaff.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}