An option window is opened when converting tiff images in batch using `--without-gui`

Steps to reproduce:

inkscape --without-gui --export-png test.png image.tif

Any .tif image should trigger.

What happened?

An option window is opened

What should have happened?

No option windows, converting the .tif to .png using the default, logging of warning if using the default is problematic.

Inkscape Version and Operating System:

Gtk-Message: Failed to load module "gail"
Gtk-Message: Failed to load module "atk-bridge"
Gtk-Message: Failed to load module "canberra-gtk-module"
Inkscape 0.92.4 (fd57863, 2020-04-02)

Operating System: Ubuntu 18.04

uname -r -o -s -i
Linux 5.3.0-46-generic x86_64 GNU/Linux

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