https://sureai.net/forum/viewtopic.php?t=5845
badgesareus wrote:I can't say for sure, but it sounds like there is some trigger that has not occurred. It might be you need to speak to Melvin again or wait for him to speak to you. It's been a long time since I was there. If you get really frustrated, you can always use the console command setstage MQ09 120 which should take you to the evidence room. Or you might try loading an older save game prior to your most recent save game, even though you have to redo some things.