2007 Honda Civic Si Q&A

2007 Honda Civic Si Question: Why would my Oil filter cap melt?

I went to change my oil in my 2007 Honda Civic Si and when I took off the oil cap the inner ring of cap was melted? Does anyone have any clue why? has anyone experienced this before? Is it major -
Answer 1
Could it have previously fallen down and sat on the exhaust manifold during a previous oil change not done by you. -