I'm glad it worked for you Kevin! Yes, perhaps we should add this to a troubleshooting / FAQ section of the Mnemosyne homepage.
Peter, what do you think? On Tue, 17 Sep 2019, 01:52 MrJay, <[email protected]> wrote: > > > On Sunday, 15 September 2019 15:48:49 UTC-4, Oisín Mac Fhearaí wrote: >> >> I'm not sure how this happens, but Python does seem prone to package >> versioning problems. I managed to replicate the problem and fix it with the >> following command (actually split into multiple parts, but I think this >> should work too): >> >> *pip3 install --force-reinstall --user -U pyqt5 sip PyQtWebEngine* >> > > With profound gratitude and thanks, I congratulate you on providing the > solution that fixed the problem highlighted in this thread. > Every is working just fine. Mnemosyne 2.4 in now launching from both the > GUI and the command-line as needed and I've now have access to my cards > decks. > Being a bit wary I'll going to wait till these next two semester have > completed before attempting an upgrade to the latest version. > Clearly I lack the expertise to have figured out the solution you > provided, so again THANKS for being there. I hope this thread will assist > others should they encounter this situation. > Further, in future maybe the Mnemosyne developers or the Ubuntu packager > could figure our a more surefooted manual installation instruction set. > > Kevin > =================== > > >> >> Oisín >> >> On Sun, 15 Sep 2019 at 18:26, MrJay <[email protected]> wrote: >> >>> >>> >>> On Sunday, 15 September 2019 06:04:05 UTC-4, Oisín Mac Fhearaí wrote: >>> >>> Greetings Oisin. >>> Thank you for taking an interest in this thread. >>> >>> I'm curious if your active Python is not the system installed one. >>>> >>>> Perhaps you could try these commands: >>>> >>>> which python3 >>>> >>> >>> Produced: >>> kevin@Frodo4-MSI:~$ which python3 >>> /usr/bin/python3 >>> >>> >>> >>>> pip3 install PyQtWebEngine >>>> >>> Produced: >>> ERROR: Could not install packages due to an EnvironmentError: [Errno >>> 13] Permission denied: '/usr/local/lib/python3.6/dist-packages/PyQt5' >>> Consider using the `--user` option or check the permissions. >>> >>> Therefore I tried... >>> >>>> >>>> If the install fails due to a permission error, try: >>>> >>>> pip3 install --user PyQtWebEngine >>>> >>> >>> Requirement already satisfied: PyQt5>=5.13 in >>> ./.local/lib/python3.6/site-packages (from PyQtWebEngine) (5.13.0) >>> Requirement already satisfied: PyQt5_sip<13,>=4.19.14 in >>> ./.local/lib/python3.6/site-packages (from PyQt5>=5.13->PyQtWebEngine) >>> (4.19.18) >>> Installing collected packages: PyQtWebEngine >>> *Successfully installed PyQtWebEngine-5.13.1* >>> >>> Then I ran mnemosyne from the command line: >>> >>> kevin@Frodo4-MSI:~$ mnemosyne >>> An unexpected error has occurred. >>> Please forward the following info to the developers: >>> >>> Traceback (innermost last): >>> File "/usr/bin/mnemosyne", line 132, in <module> >>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>> some reason. >>> *RuntimeError: the sip module implements API v12.0 to v12.6 but the >>> PyQt5.QtWebEngineWidgets module requires API v12.7* >>> An unexpected error has occurred. >>> Please forward the following info to the developers: >>> >>> Traceback (innermost last): >>> File "/usr/bin/mnemosyne", line 132, in <module> >>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>> some reason. >>> *RuntimeError: the sip module implements API v12.0 to v12.6 but the >>> PyQt5.QtWebEngineWidgets module requires API v12.7* >>> >>> Noticing the RuntimeError related to '*sip*' I tried: >>> >>> pip3 install PyQt5-sip >>> Requirement already satisfied: PyQt5-sip in >>> ./.local/lib/python3.6/site-packages (4.19.18) >>> >>> But nothing related to API v12.7 >>> I attempted to run Mnemosyne from the command line again and received >>> the same (last) error message. >>> >>> Again I'm stumped and I am at a loss as to how to proceed. >>> However I do thank you for your suggestions and assistance. It's >>> appreciated. >>> >>> Kevin >>> >>> =============== >>> >>> >>> >>> >>>> Oisín >>>> >>>> On Sun, 15 Sep 2019, 05:12 Peter Bienstman, <[email protected]> >>>> wrote: >>>> >>>>> Hi, >>>>> >>>>> I'm afraid I don't have expertise in this particular matter, as I'm >>>>> not the one building the Ubuntu packages. >>>>> >>>>> If you don't want to use a non-LTS version, I suggested you contact >>>>> the Ubuntu developer that maintains the Mnemosyne package. They should >>>>> certainly know what the best way is to deal with Mnemosyne's dependencies. >>>>> >>>>> Other crazy option, but not sure if it will work, is run the Windows >>>>> version under Wine. >>>>> >>>>> Cheers, >>>>> >>>>> Peter >>>>> >>>>> >>>>> ------------------------------ >>>>> *From:* MrJay <[email protected]> >>>>> *Sent:* Sunday, 15 September 2019 02:27 >>>>> *To:* mnemosyne-proj-users >>>>> *Subject:* Re: [mnemosyne-proj-users] Mnemosyne will not launch -- >>>>> Import error - QtWebEngineWidgets >>>>> >>>>> >>>>> >>>>> On Friday, 6 September 2019 06:44:23 UTC-4, Peter Bienstman wrote: >>>>>> >>>>>> Hi, >>>>>> >>>>>> >>>>>> >>>>>> Which version of Mnemosyne did Ubuntu install? If it’s 2.4, then it >>>>>> will be too old to help with the dependencies of the new Mnemosyne. >>>>>> >>>>> >>>>> There was no Mnemosyne available in the Ubuntu "Software Center" >>>>> listings. However version 2.4 installed from the command line. >>>>> >>>>> >>>>>> >>>>>> >>>>>> Newer versions of Ubuntu have a more up-to-date version of Mnemosyne, >>>>>> so perhaps it’s worthwhile updating your system? >>>>>> >>>>> >>>>> My Ubuntu version is 18.04.3 LTS which is the latest version. (Please >>>>> note I only use LTS versions(. The Mnemosyne version it installed is 2.4 >>>>> >>>>>> >>>>>> >>>>>> You can also try to install Ubuntu packages with the extra >>>>>> dependences manually, like webenginewidgets, but that could be quite time >>>>>> consuming. >>>>>> >>>>> >>>>> I attempted to install webenginewidgets via... >>>>> sudo apt-get install python3-pyqt5.qtwebengine >>>>> Reading state information... Done >>>>> RESPONSE: >>>>> python3-pyqt5.qtwebengine is already the newest version >>>>> (5.10.1+dfsg-1ubuntu2). >>>>> >>>>> AND >>>>> sudo apt install qtwebengine5-dev >>>>> RESPONSE: >>>>> qtwebengine5-dev is already the newest version (5.9.5+dfsg-0ubuntu2) >>>>> >>>>> Again mnemosyne will not run via the GUI / Desktop >>>>> Using the Command line: >>>>> >>>>> *kevin@Frodo4-MSI:~$ mnemosyne* >>>>> >>>>> *An unexpected error has occurred. Please forward the following info >>>>> to the developers:* >>>>> >>>>> Traceback (innermost last): >>>>> File "/usr/bin/mnemosyne", line 132, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> An unexpected error has occurred. >>>>> Please forward the following info to the developers: >>>>> >>>>> Traceback (innermost last): >>>>> File "/usr/bin/mnemosyne", line 132, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> kevin@Frodo4-MSI:~$ mnemosyne --version >>>>> Mnemosyne 2.4 >>>>> ======== >>>>> >>>>> FROM the QT Website: *" https://wiki.qt.io/QtWebEngine/How_to_Try >>>>> <https://wiki.qt.io/QtWebEngine/How_to_Try> "* >>>>> I tried: >>>>> >>>>> Installing dependencies on Ubuntu >>>>> >>>>> sudo apt-get install bison build-essential gperf flex ruby python >>>>> libasound2-dev libbz2-dev libcap-dev \libcups2-dev libdrm-dev >>>>> libegl1-mesa-dev libgcrypt11-dev libnss3-dev libpci-dev libpulse-dev >>>>> libudev-dev \libxtst-dev gyp ninja-build >>>>> >>>>> Again running mnemosyne from the command line.... >>>>> >>>>> >>>>> *kevin@Frodo4-MSI:~$ mnemosyneAn unexpected error has occurred.Please >>>>> forward the following info to the developers*: >>>>> >>>>> Traceback (innermost last): >>>>> File "/usr/bin/mnemosyne", line 132, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> An unexpected error has occurred. >>>>> Please forward the following info to the developers: >>>>> >>>>> Traceback (innermost last): >>>>> File "/usr/bin/mnemosyne", line 132, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> >>>>> >>>>> >>>>> I'm really struggling here and hope you could provide some detailed >>>>> instruction on how to properly install the Qtwebenginewidgets. >>>>> manually if necessary, to get Mnemosyne working properly. >>>>> I now into my 3rd week of the current semester and hope I don't fall >>>>> too far behind in using this awesome flash card tool. >>>>> >>>>> Again I thank you in advance for your expertise in this matter. >>>>> >>>>> Cheers >>>>> Kevin >>>>> >>>>> >>>>> >>>>> *From:* [email protected] <[email protected]> >>>>> *On Behalf Of *MrJay >>>>> *Sent:* 05 September 2019 22:44 >>>>> *To:* mnemosyne-proj-users <[email protected]> >>>>> *Subject:* Re: [mnemosyne-proj-users] Mnemosyne will not launch -- >>>>> Import error - QtWebEngineWidgets >>>>> >>>>> >>>>> >>>>> Greetings Peter, >>>>> >>>>> Pleased to meet you. >>>>> >>>>> >>>>> >>>>> Following your suggestion I was able to install Mnemosyne via the >>>>> package manager via: >>>>> >>>>> sudo apt install mnemosyne >>>>> >>>>> >>>>> >>>>> However that was not without encountering errors which were eliminated >>>>> when I remove the "...2.6.1 Python3 install" via: >>>>> >>>>> a) sudo python3 setup.py install *--record files.txt* >>>>> b) sudo rm -rf Mnemosyne-2.6.1-py3.6.eggudo xargs rm -rf < files.txt >>>>> c) sudo rm -rf Mnemosyne-2.6.1-py3.6.egg (From the >>>>> */usr/local/lib/python3.6/dist-packages/Mnemosyne-2.6-py3.6.egg*/ >>>>> folder) >>>>> >>>>> >>>>> >>>>> After which I got what appeared to be a clean install. >>>>> >>>>> >>>>> >>>>> HOWEVER: >>>>> >>>>> Upon running Mnemosyne from the GUI Mnemosyne failed to launch. >>>>> >>>>> Upon running Mnemosyne from terminal I got back: >>>>> >>>>> >>>>> >>>>> kevin@Frodo4-MSI:~$ mnemosyne >>>>> An unexpected error has occurred. >>>>> >>>>> *===========* >>>>> >>>>> >>>>> *Please forward the following info to the developers: * >>>>> Traceback (innermost last): >>>>> File "/usr/bin/mnemosyne", line 132, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> An unexpected error has occurred. >>>>> Please forward the following info to the developers: >>>>> >>>>> Traceback (innermost last): >>>>> File "/usr/bin/mnemosyne", line 132, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> >>>>> *===========* >>>>> >>>>> Again I call upon your invaluable expertise to help me resolve this >>>>> install successfully. >>>>> >>>>> Thanks and >>>>> >>>>> Cheers >>>>> >>>>> Kevin >>>>> >>>>> >>>>> >>>>> ********************** >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> On Tuesday, 3 September 2019 23:49:12 UTC-4, Peter Bienstman wrote: >>>>> >>>>> Hi, >>>>> >>>>> I would suggest you first try to install Mnemosyne from Ubuntu's >>>>> package manager. Even if it's not the latest version, it will pull in all >>>>> the dependencies, so that you'll have an easier time manually installing >>>>> the latest version. >>>>> >>>>> Cheers, >>>>> >>>>> Peter >>>>> >>>>> >>>>> >>>>> >>>>> ------------------------------ >>>>> >>>>> *From:* MrJay <[email protected]> >>>>> *Sent:* Tuesday, 3 September 2019 21:15 >>>>> *To:* mnemosyne-proj-users >>>>> *Subject:* [mnemosyne-proj-users] Mnemosyne will not launch -- Import >>>>> error - QtWebEngineWidgets >>>>> >>>>> >>>>> >>>>> Greetings, >>>>> >>>>> >>>>> >>>>> After doing battle for many days installing the various components I >>>>> finally got Mnemosyne to compile, only to have it NOT LAUNCH with the >>>>> following errors (below). >>>>> >>>>> >>>>> >>>>> *My system*" Ubuntu 18.03.3 LTS, (uname = Linux Frodo4-MSI >>>>> 5.0.0-25-generic #26~18.04.1-Ubuntu SMP Thu Aug 1 13:51:02 UTC 2019 x86_64 >>>>> x86_64 x86_64 GNU/Linux) >>>>> >>>>> >>>>> >>>>> *Attempting to install:* Mnamosyne 2.6.1 >>>>> >>>>> >>>>> >>>>> *Error output =:* >>>>> >>>>> >>>>> >>>>> *ke...@Frodo4-MSI:~/Downloads/Extracted3/Mnemosyne-2.6.1$* mnemosyne >>>>> Log body: >>>>> An unexpected error has occurred. >>>>> Please forward the following info to the developers: >>>>> >>>>> Traceback (innermost last): >>>>> File "/usr/local/bin/mnemosyne", line 4, in <module> >>>>> __import__('pkg_resources').run_script('Mnemosyne==2.6.1', >>>>> 'mnemosyne') >>>>> File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", >>>>> line 658, in run_script >>>>> self.require(requires)[0].run_script(script_name, ns) >>>>> File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", >>>>> line 1438, in run_script >>>>> exec(code, namespace, namespace) >>>>> File >>>>> "/usr/local/lib/python3.6/dist-packages/Mnemosyne-2.6.1-py3.6.egg/EGG-INFO/scripts/mnemosyne", >>>>> line 145, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> >>>>> An unexpected error has occurred. >>>>> Please forward the following info to the developers: >>>>> >>>>> Traceback (innermost last): >>>>> File "/usr/local/bin/mnemosyne", line 4, in <module> >>>>> __import__('pkg_resources').run_script('Mnemosyne==2.6.1', >>>>> 'mnemosyne') >>>>> File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", >>>>> line 658, in run_script >>>>> self.require(requires)[0].run_script(script_name, ns) >>>>> File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", >>>>> line 1438, in run_script >>>>> exec(code, namespace, namespace) >>>>> File >>>>> "/usr/local/lib/python3.6/dist-packages/Mnemosyne-2.6.1-py3.6.egg/EGG-INFO/scripts/mnemosyne", >>>>> line 145, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> An unexpected error has occurred. >>>>> Please forward the following info to the developers: >>>>> >>>>> Traceback (innermost last): >>>>> File "/usr/local/bin/mnemosyne", line 4, in <module> >>>>> __import__('pkg_resources').run_script('Mnemosyne==2.6.1', >>>>> 'mnemosyne') >>>>> File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", >>>>> line 658, in run_script >>>>> self.require(requires)[0].run_script(script_name, ns) >>>>> File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", >>>>> line 1438, in run_script >>>>> exec(code, namespace, namespace) >>>>> File >>>>> "/usr/local/lib/python3.6/dist-packages/Mnemosyne-2.6.1-py3.6.egg/EGG-INFO/scripts/mnemosyne", >>>>> line 145, in <module> >>>>> from PyQt5 import QtWebEngineWidgets # Needs to happen first for >>>>> some reason. >>>>> ImportError: cannot import name 'QtWebEngineWidgets' >>>>> >>>>> >>>>> >>>>> Any assistance you can offer to get this package working would be >>>>> greatly appreciated. >>>>> >>>>> FYI I use Mnemosyne extensive in my college pursuits, which start >>>>> again, tomorrow. >>>>> >>>>> Thanks for you help >>>>> >>>>> Kevin >>>>> >>>>> ================= >>>>> >>>>> >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "mnemosyne-proj-users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/mnemosyne-proj-users/b111adaa-42c5-432d-921f-0646384a7065%40googlegroups.com >>>>> <https://groups.google.com/d/msgid/mnemosyne-proj-users/b111adaa-42c5-432d-921f-0646384a7065%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "mnemosyne-proj-users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/mnemosyne-proj-users/546d8123-e477-49c6-9cf8-cf37110ab1c7%40googlegroups.com >>>>> <https://groups.google.com/d/msgid/mnemosyne-proj-users/546d8123-e477-49c6-9cf8-cf37110ab1c7%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "mnemosyne-proj-users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/mnemosyne-proj-users/b9948b5d-0f5c-4d2c-9a95-c531ab319e90%40googlegroups.com >>>>> <https://groups.google.com/d/msgid/mnemosyne-proj-users/b9948b5d-0f5c-4d2c-9a95-c531ab319e90%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "mnemosyne-proj-users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/mnemosyne-proj-users/e81dcba4-0368-4782-a62b-5b06698ec141%40owa.ugent.be >>>>> <https://groups.google.com/d/msgid/mnemosyne-proj-users/e81dcba4-0368-4782-a62b-5b06698ec141%40owa.ugent.be?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "mnemosyne-proj-users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/mnemosyne-proj-users/8445a0c3-ba46-4f76-83c9-2a2e2f0c428e%40googlegroups.com >>> <https://groups.google.com/d/msgid/mnemosyne-proj-users/8445a0c3-ba46-4f76-83c9-2a2e2f0c428e%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- > You received this message because you are subscribed to the Google Groups > "mnemosyne-proj-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/mnemosyne-proj-users/a3d7d8d9-5825-4ecd-b8ec-a04adadf97cd%40googlegroups.com > <https://groups.google.com/d/msgid/mnemosyne-proj-users/a3d7d8d9-5825-4ecd-b8ec-a04adadf97cd%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "mnemosyne-proj-users" group. 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