Installation & Upgrades

• "Unable to locate key.php" and "ERROR: Setup directory has not been deleted." When Accessing OnDemand Instance
• Latest PHP version Supported by Kayako Classic
• Before Running the Setup Script to Upgrade to a New Version of Kayako Classic The Diagnostics Tool Shows a Number of Database Differences
• How do I restore an Attachment Backup to my Kayako Classic Download Instance?
• Which Ports Need to be Open for Kayako Classic to Work on Azure?
• Upgrade Path for Older Versions
• What Versions of Kayako Classic Are Available?
• Running the Setup Script on Microsoft IIS Returns With "Refused to Connect" Error
• Do You Have a Guide for Installing Kayako Classic That Includes MySQL and PHP Installation and Requirements?
• Why Is the Upgrade Step Stuck for Several Hours on "App: Tickets" Process?
• Setup Page Never Executes After Completing All the Installation Steps in Ubuntu
• Why Are We Getting a Blank Page When Trying to Run the Setup Script on Microsoft IIS?
• Where Can I Download a Copy of Older Kayako Classic Versions?
• Fixing the Error 'Autoexecute Query: Insert Swbayeswords'
• Fixing the Error "Product file version does not match with the database version"
• Fixing the PHP Fatal Error "Allowed memory size of XXXXXX bytes exhausted..." While Running the Setup Script
• Handling the Error "PHP message: PHP Parse error: syntax error, unexpected" When Upgrading from Kayako Classic Case to Fusion
• Handling the "Unable to connect to Database. Please verify the username, password, grant permissions" Error During Installation
• Fixing the Error 'Invalid key.php (3). Please Try Uploading Your Key File...' After an Upgrade
• Handling the Error '403 Forbidden: Access is denied' When Running the Setup Script on IIS Server
• Why Is the Kayako Classic Upgrade Stuck in the Processing Apps Step?
• Installing Kayako Classic to a New Server and Migrating Existing Data
• Are There Any Newer Kayako eSupport Versions?
• Upgrading from Kayako Version 3 to Kayako Version 4
• Fixing the PHP Error 'Trying to Access Array Offset on Value of Type Bool' That Appears After Installing Kayako Classic
• Upgrading From Lower Versions of Kayako Classic Stuck on Uncaught Exception 'Class \Base\Models...' Error
• Handling the Uncaught Error: 'Call to undefined function mcrypt_get_iv_size()'
• Error: 'The 'X' Module is not configured to load with PHP' During System Requirements Check
• Blank Page During Installation
• Downloading the Files Needed for Installing or Upgrading Kayako Classic