Fix EX Switch GUI Issue

My Juniper EX Series switch has suddenly stopped loading the web interface after I made some configuration changes. The CLI is still reachable, but the browser page never appears, so I can’t use J-Web for day-to-day management anymore... (Budget: ₹1500 - ₹12500 INR, Jobs: HTML, Juniper, Linux, Network Administration, Network Engineering, Network Security, PHP, Troubleshooting)