# cobra and warp layer problem

**URL:** <https://forums.synfig.org/t/cobra-and-warp-layer-problem/3807>\
**Category:** Debugging\
**Created:** [March 13, 2016, 3:43am UTC](https://forums.synfig.org/t/cobra-and-warp-layer-problem/3807 "2016-03-13T03:43:58Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![doyle](https://forums.synfig.org/letter_avatar_proxy/v4/letter/d/b5ac83/32.png) [@doyle](https://forums.synfig.org/u/doyle)\
**Post date:** [March 13, 2016, 3:43am UTC](https://forums.synfig.org/t/cobra-and-warp-layer-problem/3807/1 "2016-03-13T03:43:58Z")

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hi,i am testing ver 1.1.7, when turn on cobra rendering engine, all the “deform layer” not work amd make the image disappear. but other " effect layer" such as blur layer work fine.

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**Author:** ![jcome](https://forums.synfig.org/user_avatar/forums.synfig.org/jcome/32/3512_2.png) [@jcome](https://forums.synfig.org/u/jcome)\
**Post date:** [March 13, 2016, 4:10am UTC](https://forums.synfig.org/t/cobra-and-warp-layer-problem/3807/2 "2016-03-13T04:10:02Z")

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Not all layers are ported to the new render engine yet at this moment.