I was just able to build and open the AUR’s rclone-browser v1.8.0-4 on my Testing branch system:
Output of pamac build rclone-browser
pamac build rclone-browser
Preparing...
Checking rclone-browser dependencies...
Resolving dependencies...
Checking inter-conflicts...
To build (1):
rclone-browser 1.8.0-4 AUR
Edit build files : [e]
Apply transaction ? [e/y/N] y
Cloning rclone-browser build files...
Generating rclone-browser information...
==== AUTHENTICATING FOR org.manjaro.pamac.commit ====
Authentication is required to install, update, or remove packages
Authenticating as: Scott (scotty)
Password:
==== AUTHENTICATION COMPLETE ====
Building rclone-browser...
==> Making package: rclone-browser 1.8.0-4 (Thu 09 Oct 2025 17:59:27)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving sources...
-> Downloading rclone-browser-1.8.0.tar.gz...
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
100 375k 0 375k 0 0 564k 0 --:--:-- --:--:-- --:--:-- 7351k
==> Validating source files with sha256sums...
rclone-browser-1.8.0.tar.gz ... Passed
==> Removing existing $srcdir/ directory...
==> Extracting sources...
-> Extracting rclone-browser-1.8.0.tar.gz with bsdtar
==> Starting prepare()...
==> Starting build()...
-- The C compiler identification is GNU 15.2.1
-- The CXX compiler identification is GNU 15.2.1
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/bin/cc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/c++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Configuring done (0.5s)
-- Generating done (0.0s)
-- Build files have been written to: /var/tmp/pamac-build-scotty/rclone-browser/src/RcloneBrowser-1.8.0/build
==> Entering fakeroot environment...
==> Starting package()...
[ 3%] Generating ui_transfer_dialog.h
[ 3%] Generating moc_export_dialog.cpp
[ 5%] Generating moc_icon_cache.cpp
[ 7%] Generating moc_item_model.cpp
[ 9%] Generating moc_job_widget.cpp
[ 11%] Generating moc_list_of_job_options.cpp
[ 15%] Generating moc_main_window.cpp
[ 15%] Generating moc_mount_widget.cpp
[ 17%] Generating moc_preferences_dialog.cpp
[ 19%] Generating moc_progress_dialog.cpp
[ 21%] Generating moc_remote_widget.cpp
[ 23%] Generating moc_stream_widget.cpp
[ 25%] Generating moc_transfer_dialog.cpp
[ 26%] Generating qrc_resources.cpp
[ 28%] Generating ui_export_dialog.h
[ 30%] Generating ui_job_widget.h
[ 32%] Generating ui_main_window.h
[ 34%] Generating ui_mount_widget.h
[ 36%] Generating ui_preferences_dialog.h
[ 38%] Generating ui_progress_dialog.h
[ 40%] Generating ui_remote_widget.h
[ 42%] Generating ui_stream_widget.h
[ 46%] Building CXX object src/CMakeFiles/rclone-browser.dir/pch.cpp.o
[ 46%] Building CXX object src/CMakeFiles/rclone-browser.dir/main.cpp.o
[ 48%] Building CXX object src/CMakeFiles/rclone-browser.dir/main_window.cpp.o
[ 50%] Building CXX object src/CMakeFiles/rclone-browser.dir/remote_widget.cpp.o
[ 51%] Building CXX object src/CMakeFiles/rclone-browser.dir/transfer_dialog.cpp.o
[ 53%] Building CXX object src/CMakeFiles/rclone-browser.dir/export_dialog.cpp.o
[ 55%] Building CXX object src/CMakeFiles/rclone-browser.dir/progress_dialog.cpp.o
[ 57%] Building CXX object src/CMakeFiles/rclone-browser.dir/job_widget.cpp.o
[ 59%] Building CXX object src/CMakeFiles/rclone-browser.dir/mount_widget.cpp.o
[ 61%] Building CXX object src/CMakeFiles/rclone-browser.dir/stream_widget.cpp.o
[ 63%] Building CXX object src/CMakeFiles/rclone-browser.dir/preferences_dialog.cpp.o
[ 65%] Building CXX object src/CMakeFiles/rclone-browser.dir/icon_cache.cpp.o
[ 67%] Building CXX object src/CMakeFiles/rclone-browser.dir/item_model.cpp.o
[ 69%] Building CXX object src/CMakeFiles/rclone-browser.dir/utils.cpp.o
[ 71%] Building CXX object src/CMakeFiles/rclone-browser.dir/job_options.cpp.o
[ 73%] Building CXX object src/CMakeFiles/rclone-browser.dir/list_of_job_options.cpp.o
[ 75%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_main_window.cpp.o
[ 76%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_remote_widget.cpp.o
[ 78%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_transfer_dialog.cpp.o
[ 80%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_export_dialog.cpp.o
[ 82%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_progress_dialog.cpp.o
[ 84%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_job_widget.cpp.o
[ 86%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_mount_widget.cpp.o
[ 88%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_stream_widget.cpp.o
[ 90%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_preferences_dialog.cpp.o
[ 92%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_icon_cache.cpp.o
[ 94%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_list_of_job_options.cpp.o
[ 96%] Building CXX object src/CMakeFiles/rclone-browser.dir/moc_item_model.cpp.o
[ 98%] Building CXX object src/CMakeFiles/rclone-browser.dir/qrc_resources.cpp.o
[100%] Linking CXX executable ../build/rclone-browser
[100%] Built target rclone-browser
Install the project...
-- Install configuration: "None"
-- Installing: /var/tmp/pamac-build-scotty/rclone-browser/pkg/rclone-browser/usr/bin/rclone-browser
-- Installing: /var/tmp/pamac-build-scotty/rclone-browser/pkg/rclone-browser/usr/share/icons/hicolor/scalable/apps/rclone-browser.svg
-- Installing: /var/tmp/pamac-build-scotty/rclone-browser/pkg/rclone-browser/usr/share/icons/hicolor/32x32/apps/rclone-browser.png
-- Installing: /var/tmp/pamac-build-scotty/rclone-browser/pkg/rclone-browser/usr/share/icons/hicolor/64x64/apps/rclone-browser.png
-- Installing: /var/tmp/pamac-build-scotty/rclone-browser/pkg/rclone-browser/usr/share/icons/hicolor/128x128/apps/rclone-browser.png
-- Installing: /var/tmp/pamac-build-scotty/rclone-browser/pkg/rclone-browser/usr/share/icons/hicolor/256x256/apps/rclone-browser.png
-- Installing: /var/tmp/pamac-build-scotty/rclone-browser/pkg/rclone-browser/usr/share/icons/hicolor/512x512/apps/rclone-browser.png
-- Installing: /var/tmp/pamac-build-scotty/rclone-browser/pkg/rclone-browser/usr/share/applications/rclone-browser.desktop
==> Tidying install...
-> Removing libtool files...
-> Purging unwanted files...
-> Removing static library files...
-> Stripping unneeded symbols from binaries and libraries...
-> Compressing man and info pages...
==> Checking for packaging issues...
==> Creating package "rclone-browser"...
-> Generating .PKGINFO file...
-> Generating .BUILDINFO file...
-> Generating .MTREE file...
-> Compressing package...
==> Leaving fakeroot environment.
==> Finished making: rclone-browser 1.8.0-4 (Thu 09 Oct 2025 18:00:08)
==> Cleaning up...
Checking keyring... [1/1]
Checking integrity... [1/1]
Loading packages files... [1/1]
Checking file conflicts... [1/1]
Checking available disk space... [1/1]
Installing rclone-browser (1.8.0-4)... [1/1]
Running post-transaction hooks...
Arming ConditionNeedsUpdate... [1/3]
Updating icon theme caches... [2/3]
Updating the desktop file MIME type cache... [3/3]
Transaction successfully finished.
I did first try building the AUR’s rclone-browser-git package, and that failed with the same error as @brm encountered. However, there were no problems with the AUR (en) - rclone-browser package.
Confirmation of the installed package:
pamac info rclone-browser
Name : rclone-browser
Version : 1.8.0-4
Description : Simple cross-platform GUI for rclone
URL : https://github.com/kapitainsky/RcloneBrowser
Licenses : MIT
Repository : AUR
Installed Size : 729.9 kB
Groups : --
Depends On : qt5-base rclone
Optional Dependencies : --
Make Dependencies : cmake
Check Dependencies : --
Required By : --
Optional For : --
Provides : --
Replaces : --
Conflicts With : --
Packager : Unknown Packager
Maintainer : FabioLolix
First Submitted : Sun 29 Jan 2017 20:12:03
Last Modified : Sat 03 May 2025 08:05:32
Votes : 62
Out of Date : --
Build Date : Thu 09 Oct 2025 17:59:25
Install Date : Thu 09 Oct 2025 18:00:10
Install Reason : Explicitly installed
Validated By : None
Backup files : --