Broken bar studs can lead to leakage.
Please take your saw to the dealer for replacement.
The most effective way to get personal assistance is to contact your Husqvarna local dealer.
Troubleshooting, service, products, parts, warranty, and general assistance are carried there by authorized and trained technicians.
They have abundant experience with the most common local machines, regulations, vegetation, and with specific terrain and weather conditions in your area.