It certainly can be scary looking at a long bug list with a short deadline, but identifying and fixing software bugs can be manageable with a few strategies.
A second set of eyes.
Sometimes a very simple software error can be staring at us, but we miss it because we have been staring back so long. An example I faced was a section of code appeared to be setting a value used elsewhere in the code, but that value was never changing. When I finally had someone look at that code for me, the first question was “Isn’t that a pointer?”