{"id":397057,"date":"2024-12-11T09:26:58","date_gmt":"2024-12-11T09:26:58","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/"},"modified":"2024-12-11T09:26:58","modified_gmt":"2024-12-11T09:26:58","slug":"issues-opening-zemax-files","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/","title":{"rendered":"Issues opening Zemax files"},"content":{"rendered":"<p>&lt;p&gt;Hi All,&lt;\/p&gt;&lt;p&gt;I&#8217;ve been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don&#8217;t work. Has anyone experienced this before? I&#8217;m happy to supply an example file should that help.&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-397057","topic","type-topic","status-publish","hentry","topic-tag-buglicensingerror-1"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi All,I&#039;ve been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don&#039;t\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Issues opening Zemax files | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi All,I&#039;ve been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don&#039;t\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-12-11T09:26:58+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-12-11T09:26:58+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Issues opening Zemax files | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hi All,I&#039;ve been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don&#039;t\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/issues-opening-zemax-files\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/#bug#licensing#error-1\\\/#listItem\",\"name\":\"#bug#licensing#error\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/#bug#licensing#error-1\\\/#listItem\",\"position\":3,\"name\":\"#bug#licensing#error\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/#bug#licensing#error-1\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/issues-opening-zemax-files\\\/#listItem\",\"name\":\"Issues opening Zemax files\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/issues-opening-zemax-files\\\/#listItem\",\"position\":4,\"name\":\"Issues opening Zemax files\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/#bug#licensing#error-1\\\/#listItem\",\"name\":\"#bug#licensing#error\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/issues-opening-zemax-files\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/issues-opening-zemax-files\\\/\",\"name\":\"Issues opening Zemax files | Ansys Learning Forum\",\"description\":\"Hi All,I've been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don't\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/issues-opening-zemax-files\\\/#breadcrumblist\"},\"datePublished\":\"2024-12-11T09:26:58+00:00\",\"dateModified\":\"2024-12-11T09:26:58+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Issues opening Zemax files | Ansys Learning Forum","description":"Hi All,I've been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don't","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","position":1,"name":"Home","item":"https:\/\/innovationspace.ansys.com\/forum","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","position":2,"name":"Topics","item":"https:\/\/innovationspace.ansys.com\/forum\/topics\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#bug#licensing#error-1\/#listItem","name":"#bug#licensing#error"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#bug#licensing#error-1\/#listItem","position":3,"name":"#bug#licensing#error","item":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#bug#licensing#error-1\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/#listItem","name":"Issues opening Zemax files"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/#listItem","position":4,"name":"Issues opening Zemax files","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#bug#licensing#error-1\/#listItem","name":"#bug#licensing#error"}}]},{"@type":"Organization","@id":"https:\/\/innovationspace.ansys.com\/forum\/#organization","name":"Ansys Learning Forum","description":"Ansys Innovation Space","url":"https:\/\/innovationspace.ansys.com\/forum\/"},{"@type":"WebPage","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/","name":"Issues opening Zemax files | Ansys Learning Forum","description":"Hi All,I've been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don't","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/#breadcrumblist"},"datePublished":"2024-12-11T09:26:58+00:00","dateModified":"2024-12-11T09:26:58+00:00"},{"@type":"WebSite","@id":"https:\/\/innovationspace.ansys.com\/forum\/#website","url":"https:\/\/innovationspace.ansys.com\/forum\/","name":"Ansys Learning Forum","description":"Ansys Innovation Space","inLanguage":"en-US","publisher":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#organization"}}]},"og:locale":"en_US","og:site_name":"Ansys Learning Forum | Ansys Innovation Space","og:type":"article","og:title":"Issues opening Zemax files | Ansys Learning Forum","og:description":"Hi All,I've been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don't","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/","article:published_time":"2024-12-11T09:26:58+00:00","article:modified_time":"2024-12-11T09:26:58+00:00","twitter:card":"summary_large_image","twitter:title":"Issues opening Zemax files | Ansys Learning Forum","twitter:description":"Hi All,I've been having problems with Zemax over the last month. At first when I tried to open Zemax it just crashed and eventually I managed to track it down to a licencing error. To solve this I removed all my configuration files and freshly installed Zemax. However now all my old design files don't"},"aioseo_meta_data":{"post_id":"397057","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2025-10-19 10:13:04","updated":"2025-10-19 10:13:04","ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/topics\/\" title=\"Topics\">Topics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#bug#licensing#error-1\/\" title=\"#bug#licensing#error\">#bug#licensing#error<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tIssues opening Zemax files\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/forum"},{"label":"Topics","link":"https:\/\/innovationspace.ansys.com\/forum\/topics\/"},{"label":"#bug#licensing#error","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#bug#licensing#error-1\/"},{"label":"Issues opening Zemax files","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/issues-opening-zemax-files\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27816"],"_bbp_topic_id":["397057"],"_bbp_subscription":["490190","50911"],"_bbp_author_ip":["2a02:c7c:da43:6e00:40a6:3eb9:93cf:574b"],"_bbp_last_reply_id":["397578"],"_bbp_last_active_id":["397578"],"_bbp_last_active_time":["2024-12-16 08:53:29"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["490190","50911"],"_btv_view_count":["475"],"_bbp_topic_status":["unanswered"]},"test":"robert-j-harrisdurham-ac-uk"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/397057","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/397057\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=397057"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}