[quote="maxdido"]I just got my second P180 case and with my first case I didn't had any problems with the door. But with the second case the door curved as many of you experienced too.
I found that the aluminium part was to large to fit in the plastic frame.
I removed the aluminium out of the door by gently tipping over the hooks at the back of the door and now (without the aluminium) the door fits perfectly in the case. The only thing is that it doesn't look very nice without the aluminium part.
When I put the alu. back in place the door curved again.
I will contact my retailer about this. Perhaps I can only send in the door.
Otherwise I have to uninstall my computer out of the case

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I had the same issues as everyone else with the warped door. I contacted Antec directly and they sent out a new door free of charge. This "new" door became warped over night even though it was delivered flat so it's what was said before- the raised edges on the aluminmum panel are slighty larger than the grooves in the plastic door and the contraction/expansion issue just makes things worse.
What I finally had to do is carefully remove the aluminmum panel from the plactic door and grind down the raised horizontal edges only (top/bottom and the two angled edges next to the USB/audio jacks) with a dremel tool flush to the back side of the panel. This allows the panel to fit better into the groove of the plastic door. I also had to enlarge the small slots in the plastic door where the aluminmum panel tabs slip through, again with a dremel tool. The slots in the door do not align with the tabs exacly so when the panel contracts, it warps the plastic.
Doing these two things allows the door to be completely flat against the case.