{"id":71,"date":"2018-07-05T06:11:03","date_gmt":"2018-07-05T13:11:03","guid":{"rendered":"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/"},"modified":"2026-02-23T13:23:22","modified_gmt":"2026-02-23T21:23:22","slug":"new-app-checker-helps-you-fix-errors-and-make-accessible-apps","status":"publish","type":"post","link":"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/","title":{"rendered":"New App checker helps you fix errors and make accessible apps"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">We have heard from\u00a0our PowerApps makers\u00a0that in creating apps, it is difficult to track down errors,\u00a0and\u00a0to figure out how to solve them.\u00a0\u00a0We have also heard that it is\u00a0hard to understand what needs to be done to create an accessible app. The <a href=\"https:\/\/learn.microsoft.com\/en-us\/power-apps\/guidance\/coding-guidelines\/monitoring-testing#app-checker\" target=\"_blank\" rel=\"noreferrer noopener\">App checker<\/a>\u00a0is now available to help provide a clear list of formula issues in your app,\u00a0and to provide items to fix to make your app accessible.\u00a0The App\u00a0checker\u00a0is an area that the PowerApps team will continue to invest in, and build on in order help to make debugging, performance\u00a0and\u00a0best practice\u00a0decisions\u00a0an\u00a0easier and more guided\u00a0experience.\u00a0\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Formula error management<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Using the App checker with formulas<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">There are two ways to launch the App checker for formulas. The first way is to select the App checker button in the upper right corner of the PowerApp studio.<\/p>\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/fb99fff6-435b-4082-baa2-272ed02a5159.webp\" alt=\"App checker button.\" class=\"wp-image-133380 webp-format\" srcset=\"\" data-orig-src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/fb99fff6-435b-4082-baa2-272ed02a5159.webp\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">This will launch the App checker where you can inspect Formula and Accessibility errors, warning, and tips.<\/p>\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/eddcb2b1-702a-4a91-8736-1a8f962ab26a.webp\" alt=\"App checker.\" class=\"wp-image-133381 webp-format\" srcset=\"\" data-orig-src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/eddcb2b1-702a-4a91-8736-1a8f962ab26a.webp\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Choose the Formulas chevron to drill into the list of all the errors and warnings for your app.<\/p>\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/ed463148-3ef6-4079-9f14-c0c183b3ded6.webp\" alt=\"Formulas chevron.\" class=\"wp-image-133382 webp-format\" srcset=\"\" data-orig-src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/ed463148-3ef6-4079-9f14-c0c183b3ded6.webp\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">And, choose the chevron on the error to see additional details.<\/p>\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/4fd32ac8-9d23-43fa-ae92-921b34a389f2.webp\" alt=\"Chevron on the error to see additional details.\" class=\"wp-image-133383 webp-format\" srcset=\"\" data-orig-src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/4fd32ac8-9d23-43fa-ae92-921b34a389f2.webp\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Note that this details pane doesn\u2019t currently offer many additional details. We are currently working on adding more details for causes and \u201chow to fix\u201d suggestions for all errors and warning.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The second way is to double click on an error or warning indicator directly on the canvas. This short cut will take you directly to the error or warning in the App checker list. A single click on the error or warning indicator will still simply bring up the property in the formula bar.<\/p>\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/58df23f3-fd65-4491-be47-355d8fedfc9f.webp\" alt=\"Error or warning in the App checker list.\" class=\"wp-image-133384 webp-format\" srcset=\"\" data-orig-src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/58df23f3-fd65-4491-be47-355d8fedfc9f.webp\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"formula-error-indicator\">Formula error indicator<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A red dot will show on the App checker button if there are formula errors in your app.<\/p>\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/be9a4b31-1cac-49ec-8529-1370359a87df.webp\" alt=\"Red dot on App checker button.\" class=\"wp-image-133385 webp-format\" srcset=\"\" data-orig-src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/be9a4b31-1cac-49ec-8529-1370359a87df.webp\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The red dot does not appear for formula warnings, tips, or accessibility issues.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"new-badges-for-errors-warnings-and-tips\">New badges for errors, warnings, and tips<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Previously we showed errors with a yellow hazard triangle and suggestions as blue dots. We are moving to a more standard way of describing issues as shown in the chart below.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Old name<\/td><td>Old badge<\/td><td>New name<\/td><td>New badge<\/td><\/tr><tr><td>Error<\/td><td><img loading=\"lazy\" decoding=\"async\" width=\"30\" height=\"30\" class=\"wp-image-133389\" style=\"width: 30px\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/dbfc9e50-fa8f-428c-a886-6e6972641411.png\" alt=\"Warning badge.\"><a href=\"https:\/\/pwrappscdn.azureedge.net\/mediahandler\/blog\/media\/PowerApps\/blog\/69e408c3-2408-4b0c-8dbb-973f86fd1c12.png\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/td><td>Error<\/td><td><img loading=\"lazy\" decoding=\"async\" width=\"30\" height=\"30\" class=\"wp-image-133388\" style=\"width: 30px\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/fa848f78-b454-421f-a795-ad7790cc3767.png\" alt=\"New badge\"><a href=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2024\/06\/fa848f78-b454-421f-a795-ad7790cc3767.png\"><\/a><\/td><\/tr><tr><td>\u2014<\/td><td>&nbsp;<\/td><td>Warning<\/td><td><img loading=\"lazy\" decoding=\"async\" width=\"30\" height=\"30\" class=\"wp-image-133389\" style=\"width: 30px\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/dbfc9e50-fa8f-428c-a886-6e6972641411.png\" alt=\"Warning badge.\"><a href=\"https:\/\/pwrappscdn.azureedge.net\/mediahandler\/blog\/media\/PowerApps\/blog\/dbfc9e50-fa8f-428c-a886-6e6972641411.png\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/td><\/tr><tr><td>Suggestion<\/td><td><img loading=\"lazy\" decoding=\"async\" width=\"30\" height=\"30\" class=\"wp-image-133390\" style=\"width: 30px\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/3e8fa624-3e5b-498e-9d14-bfa22c228782.png\" alt=\"Tip badge.\"><a href=\"https:\/\/pwrappscdn.azureedge.net\/mediahandler\/blog\/media\/PowerApps\/blog\/a5e578ba-4f4b-4da0-987e-cef52d9fe046.png\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/td><td>Tip<\/td><td><img loading=\"lazy\" decoding=\"async\" width=\"30\" height=\"30\" class=\"wp-image-133390\" style=\"width: 30px\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/3e8fa624-3e5b-498e-9d14-bfa22c228782.png\" alt=\"Tip badge.\"><a href=\"https:\/\/pwrappscdn.azureedge.net\/mediahandler\/blog\/media\/PowerApps\/blog\/3e8fa624-3e5b-498e-9d14-bfa22c228782.png\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The big change is that delegation issues were previously classified simply as suggestions. They are now classified as warnings because of the potential for data loss. For example, if a Filter statement has a delegation warning it means that you may not get all your data, or even any of your data. And, if there is an assumption in your application that you have all the data from your data source, then your application could be wrong. Blue dots now represent Tips as is standard practice.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"940\" height=\"309\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/cab2eef8-2c6a-41f2-873c-8558b1630fb0.jpg\" alt=\"Filter statement.\" class=\"wp-image-133386\" srcset=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/cab2eef8-2c6a-41f2-873c-8558b1630fb0.jpg 940w, https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/cab2eef8-2c6a-41f2-873c-8558b1630fb0-300x99.jpg 300w, https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/cab2eef8-2c6a-41f2-873c-8558b1630fb0-768x252.jpg 768w\" sizes=\"auto, (max-width: 940px) 100vw, 940px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"accessibility-checker\">Accessibility Checker<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The accessibility checker works similarly to the formula errors in that it checks your app for any instances where there are potential accessibility concerns and then provides a list. The accessibility checker currently provides guidance for achieving keyboard and screen reader support for apps, however it cannot detect color contrast issues yet.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Selecting the item in the list will open the appropriate property for fixing the issue. After selecting the right chevron, the details will have a bunch of helpful information in addition to a link to more information on how to make accessible apps. You can read more about the accessibility checker and accessibility in general in our&nbsp;<a href=\"https:\/\/docs.microsoft.com\/powerapps\/maker\/canvas-apps\/accessible-apps\" target=\"_blank\" rel=\"noreferrer noopener\">creating accessible apps documentation<\/a>.<\/p>\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/335962f4-b9be-4a99-9c48-dd0c79d6b0bc.webp\" alt=\"Details accessibility checker.\" class=\"wp-image-133387 webp-format\" srcset=\"\" data-orig-src=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/335962f4-b9be-4a99-9c48-dd0c79d6b0bc.webp\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Let the PowerApps team know what you think of the App checker in the comments below, and on the PowerApps Community forums.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In all forms of software development, from low code to pro-dev environments, makers try to follow best practices. However, it is not always clear exactly how to do that.<\/p>\n","protected":false},"author":105,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ms_queue_id":[],"ep_exclude_from_search":false,"_classifai_error":"","_classifai_text_to_speech_error":"","_alt_title":"","ms-ems-related-posts":[],"footnotes":""},"audience":[3378],"content-type":[3424],"job-role":[],"product":[3473],"property":[],"topic":[3421],"coauthors":[2340],"class_list":["post-71","post","type-post","status-publish","format-standard","hentry","audience-it-professional","content-type-news","product-power-apps","topic-application-modernization","review-flag-new-1593580248-627"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>New App checker helps you fix errors and make accessible apps - Microsoft Power Platform Blog<\/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:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New App checker helps you fix errors and make accessible apps - Microsoft Power Platform Blog\" \/>\n<meta property=\"og:description\" content=\"In all forms of software development, from low code to pro-dev environments, makers try to follow best practices. However, it is not always clear exactly how to do that.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/\" \/>\n<meta property=\"og:site_name\" content=\"Microsoft Power Platform Blog\" \/>\n<meta property=\"article:published_time\" content=\"2018-07-05T13:11:03+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-23T21:23:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/fb99fff6-435b-4082-baa2-272ed02a5159.png\" \/>\n<meta name=\"author\" content=\"Lance Delano\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Lance Delano\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/\"},\"author\":[{\"@id\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/author\/lance-delano\/\",\"@type\":\"Person\",\"@name\":\"Lance Delano\"}],\"headline\":\"New App checker helps you fix errors and make accessible apps\",\"datePublished\":\"2018-07-05T13:11:03+00:00\",\"dateModified\":\"2026-02-23T21:23:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/\"},\"wordCount\":603,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/wp-content\/uploads\/2018\/07\/fb99fff6-435b-4082-baa2-272ed02a5159.png\",\"keywords\":[\"Formulas\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/\",\"url\":\"https:\/\/www.microsoft.com\/en-us\/power-platform\/blog\/power-apps\/new-app-checker-helps-you-fix-errors-and-make-accessible-apps\/\",\"name\":\"New App checker helps you fix errors and make accessible apps - 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