If you try to use the Composite feature and then click Cancel, you get an error message.

[Aaron Rainbolt]

Hardware: HP Z220 SFF Workstation, 32 GB RAM, 250 GB SSD + 1 TB SSD, UEFI, no secure boot. Discovered bug in a VM made with pure QEMU+KVM, SeaBIOS, 4 GB RAM, 15 GB disk space, 2 CPU cores. Host OS is Ubuntu Studio 22.04, guest OS is Lubuntu 22.10 Kinetic Kudu Alpha in a live session.

Steps to reproduce issue:

1: Click the Application Menu, hover over Graphics, and click "ImageMagick (color depth=q16)".
2: Click somewhere inside the image that appears.
3: Click "Image Edit".
4: Click "Composite..."
5: Click "Cancel".

Expected result: The file browser that pops up in step 4 should vanish, and everything should proceed as normal.

Actual result: The following error pops up:

    no decode delegate for this image format `` @ error/constitute.c/ReadImage/575:

This message is immediately followed by:

    Unable to composite X image LOGO

ProblemType: Bug
DistroRelease: Ubuntu 22.10
Package: imagemagick 8:6.9.11.60+dfsg-1.3build2
ProcVersionSignature: Ubuntu 5.15.0-27.28-generic 5.15.30
Uname: Linux 5.15.0-27-generic x86_64
ApportVersion: 2.20.11-0ubuntu82
Architecture: amd64
CasperMD5CheckResult: pass
CasperVersion: 1.472
CurrentDesktop: LXQt
Date: Thu Jun 9 01:25:51 2022
LiveMediaBuild: Lubuntu 22.10 "Kinetic Kudu" - Alpha amd64 (20220608)
SourcePackage: imagemagick
UpgradeStatus: No upgrade log present (probably fresh install)