All articles ← Knowledge Base "Server error" when applying the code for our IBM Cloud offer "This code can't be applied right now. Try again later." when applying IBM Cloud offer "This code was already used." when applying IBM Cloud offer A course link, video, or other resource is not working About posting on Linkedin Access denied when using ssh, PuTTY, or WinSCP to connect to Hadoop Sandbox Account Locked After signing up, I'm not receiving my activation email Ambari Metrics is stopped Ambari shows no views Apply your IBM Cloud Feature Code Are all courses in Cognitive Class free? Badge not received on Coursera BigInsights VM for Ambari Cannot claim my certificate and I have successfully completed the course Cannot ssh to Big SQL Tech Sandbox Cannot start services or add hosts in Ambari Certificates and Badges Change Ambari password Changing Badge email ID Download BigInsights VM Enrol vs. Enroll - Typo? For a complete list of the Certificates/Badges Earned For Cloud Pak Issues Hadoop Fundamentals I Version 2 - Is VMWare image provided corrupted? How to change your name and email in Cognitive Class How to claim Level 1 Badges How to delete your account in cognitiveclass.ai How to log out of embedded labs How to publish your badge on Linkedin How to register for CloudLite. Promotion on Dashboard has ended. How to retake exams I forgot my password I forgot my password IBM Cloud is asking me for credit card information Log out of Skills Network Labs because of Application Not Responding Never received confirmation instructions email from Labs Cloud, Demo Cloud, or Hadoop Sandbox No Add New Node in Ambari No longer want/need Cloud Services Not able to start Exam getting error message Path completed but didn't receive badge PuTTY alternative on Linux Retake Exams Unable to connect to Ambari Server Using your IBM ID (IBMid) in Cognitive Class Where can I download PuTTY and WinSCP?