Human Error

Human Error is a quest in Fallout 4.

Quick walkthrough
Enter Covenant and talk to Honest Dan

Find the caravan wreckage west of Covenant

Deezer's lemonade found in the wrecked caravan will allow for further investigation

Explore the files on Jakob's computer

Find the compound (next to the fishing area in a sewer)

Fight through the guards and get to the doctor, or pass a speech check and be escorted peacefully.

Either release Amelia or Agree that she might be a synth and leave the doctor with her

Detailed walkthrough
The fishing spot is the location of the compound.