Your message dated Thu, 26 Feb 2026 22:29:15 +0100
with message-id <[email protected]>
and subject line dioptas: pyqtgraph: Unable to convert to QColor
has caused the Debian Bug report #1051203,
regarding dioptas: pyqtgraph: Unable to convert to QColor
to be marked as done.
This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.
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--
1051203: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1051203
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: dioptas
Version: 0.5.2-4+b3
Severity: important
X-Debbugs-Cc: [email protected]
Dear Maintainer,
* What led up to the situation?
Starting command 'dioptas' (or Desktop launcher) fails.
* What exactly did you do (or not do) that was effective (or
ineffective)?
An error message is displayed , and the program stops:
<class 'ValueError'>:
Unable to convert ffffff to QColor
--------------------------------------------------------------------------------
File "/usr/bin/dioptas", line 9, in <module>
main()
File "/usr/lib/python3/dist-packages/dioptas/__init__.py", line 109, in main
controller = MainController()
^^^^^^^^^^^^^^^^
File "/usr/lib/python3/dist-packages/dioptas/controller/MainController.py",
line 48, in __init__
self.widget = MainWidget()
^^^^^^^^^^^^
File "/usr/lib/python3/dist-packages/dioptas/widgets/MainWidget.py", line
113, in __init__
self.calibration_widget = CalibrationWidget(self)
^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3/dist-packages/dioptas/widgets/CalibrationWidget.py",
line 46, in __init__
self.calibration_display_widget = CalibrationDisplayWidget(self)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3/dist-packages/dioptas/widgets/CalibrationWidget.py",
line 323, in __init__
self.pattern_widget = PatternWidget(self.pattern_layout_widget)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3/dist-
packages/dioptas/widgets/plot_widgets/PatternWidget.py", line 43, in __init__
self.create_main_plot()
File "/usr/lib/python3/dist-
packages/dioptas/widgets/plot_widgets/PatternWidget.py", line 74, in
create_main_plot
self.legend.addItem(self.plot_item, '')
File "/usr/lib/python3/dist-
packages/dioptas/widgets/plot_widgets/ExLegendItem.py", line 134, in addItem
label.setText(name)
File "/usr/lib/python3/dist-packages/pyqtgraph/graphicsItems/LabelItem.py",
line 57, in setText
color = fn.mkColor(color)
^^^^^^^^^^^^^^^^^
File "/usr/lib/python3/dist-packages/pyqtgraph/functions.py", line 272, in
mkColor
raise ValueError(f"Unable to convert {c} to QColor")
--------------------------------------------------------------------------------
Dioptas Version: 0.5.2
* What was the outcome of this action?
The GUI should start. It does not.
* Potential solution: upgrade to upstream Dioptas 0.5.5 or 0.5.7 as reported
in https://github.com/Dioptas/Dioptas/issues/133
-- System Information:
Debian Release: 12.1
APT prefers stable-updates
APT policy: (500, 'stable-updates'), (500, 'stable-security'), (500, 'stable')
Architecture: amd64 (x86_64)
Kernel: Linux 6.1.0-11-amd64 (SMP w/256 CPU threads; PREEMPT)
Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_OOT_MODULE,
TAINT_UNSIGNED_MODULE
Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled
Versions of packages dioptas depends on:
ii cython3 0.29.32-2+b1
ii libc6 2.36-9+deb12u1
ii libjs-jquery 3.6.1+dfsg+~3.5.14-1
ii libjs-sphinxdoc 5.3.0-4
ii libjs-underscore 1.13.4~dfsg+~1.11.4-3
ii python3 3.11.2-1+b1
ii python3-extra-data 1.7.0-5
ii python3-fabio 0.14.0+dfsg-2+b2
ii python3-future 0.18.2-6
ii python3-h5py 3.7.0-8
ii python3-lmfit 1.1.0-1
ii python3-numpy 1:1.24.2-1
ii python3-pycifrw 4.4.4-3+b1
ii python3-pyepics 3.4.1+ds-3
ii python3-pyfai 2023.5.0+dfsg1-9~bpo12+1
ii python3-pyqtgraph 0.13.2-1
ii python3-qtpy 2.3.0-1
ii python3-scipy 1.10.1-2
ii python3-skimage 0.19.3-8
dioptas recommends no packages.
dioptas suggests no packages.
-- no debconf information
--- End Message ---
--- Begin Message ---
Version: 0.5.9+git20240322-1
--- End Message ---
