2008 BMW M3 Structurebody Problems

During a regular fuel stop at a gas station, I noticed the central lock button nor the physical door hinge fail to operate to open the door for me to exit. The fuse for the central power door lock/unlock button blew out, completely disabling the interior door hinge mechanism. I got trapped inside but thankfully the power was still on and the rear doors remained unlocked. So, I lowered the driverside window and crawl outside. Then open the unlocked reer door to enter the vehicle from the back seat. Then located the fuse box, searched on the internet to itenfy the effected fuse, replaced damaged one to another fuse (dedicated to another function), temporarily replaced with the same ampage fuse. For my vehicle, there is no visible solution to enter the physical key to open the door from the outside that are typically found under the exterior door handle. If...