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I am trying to make a simple ink drop animation. The image looks great in Preview, but when I Render a second later the screen is just black. I can't figure out why this is happening.

Here's the project file!

Would love some help!

marked as duplicate by cegaton, Duarte Farrajota Ramos, Denis, David Feb 12 '17 at 20:46

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You have enabled nodes for rendering but there is no render layer connected to the composite node.

enter image description here

Add a in input>render_layer node and plug it to the composite node to get some output.

enter image description here

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