IT Maintenance

"We don't know a millionth of one percent about anything." [Thomas A. Edison]

Do not apply unofficial changes to your software. Get an error report or a new request in writing. Priorize these tasks. Have at least 3 different environments for your software: 1. Development (each developers individual test environment) 2. Test / Delivery (official release with version control and configuration management) 3. Production (your customer's environment)