How to fix "The input texture and output image must have the same number of color channels."

[lpenguin]

Hi everyone, the plugin gives an error which I don't know how to fix. Can anyone help?
The error is: "The input texture and output image must have the same number of color channels."

[MrMiguardi]

Same problem here on Linux Mint and Gimp flatpak, this plugin don't seems to work anymore, have you found a solution?