Knowledge articles not found after Checkout and PublishDescription<!-- div.margin { padding: 10px 40px 40px 30px; } table.tocTable { border: 1px solid; border-color: #e0e0e0; background-color: #fff; } .title { color: #d1232b; font-weight: normal; font-size: 28px; } h1 { color: #d1232b; font-weight: normal; font-size: 21px; margin-bottom: 5px; border-bottom-width: 2px; border-bottom-style: solid; border-bottom-color: #cccccc; } h2 { color: #646464; font-weight: bold; font-size: 18px; } h3 { color: #000000; font-weight: bold; font-size: 16px; } h4 { color: #666666; font-weight: bold; font-size: 15px; } h5 { color: #000000; font-weight: bold; font-size: 13px; } h6 { color: #000000; font-weight: bold; font-size:14px; } ul, ol { margin-left: 0; list-style-position: outside; } --> Knowledge articles cannot be found after Checkout and Publish. Steps to reproduce: Log in to the instanceCreate a KB article with Short Description "'Goods Receipt - Brief Guide" and PublishGo to any incidentType 'Goods Receipt - Brief Guide' in Short descriptionSee that the article we created doesn't show up in Related Search Results Release or EnvironmentAnyCauseThe "Valid To" field is blank on the articles.ResolutionPopulate the "Valid To" field on the article to fix this issue.