kdenlive-19.12.0 aborting

[Simon Gerraty]

On Sun, 12 Jan 2020 10:17:58 -0800, Simon Gerraty writes:
>I seem to be getting a reproducable assertion failure in kdenlive:
>
>ASSERT: "mImg == qImg->constBits()" in file common.cpp, line 63
>
>this happens as I attempt to move the play head back to the start of the
>timeline.
>
>BTW the latest package, produces copious "debug" output compared to the
>previous version I had on this machine (18 something).

FYI on another machine, with same version of kdenlive I get a different
assertion failure attempting to us a .mts clip:

Assertion failed: (vao_formats.count(key) == 0), function
create_vec2_vao, file resource_pool.cpp, line 612.

--sjg