Yes I tried that, but no success. I also noticed, that only the combination of python-pil 4.0.0 and python2 will work.
thanks Stephan Am Dienstag, 4. August 2020 20:28:07 UTC+2 schrieb Tom Keffer: > > You turn off aliasing by giving it a value of 1 (which is the default) > > anti_alias = 1 > > -tk > > On Tue, Aug 4, 2020 at 11:18 AM Stephan M. <[email protected] > <javascript:>> wrote: > >> I tried following: >> anti_alias = 0 >> after systemctl restart weewx.service and wee_reports gives >> File "/usr/share/weewx/weeplot/genplot.py", line 217, in render >> image.thumbnail((self.image_width / self.anti_alias, self.image_height >> / self.anti_alias), Image.ANTIALIAS) >> ZeroDivisionError: division by zero >> commenting line anti_alias or set it to any value except 0 (tried up to >> 6) doesn't help. >> >> *Next step* >> I also backuped database + config files and purged weewx and python3 >> completly. After reinstall same issue appears. >> >> *Last step, but successful* >> I added debian oldstable to the apt sources and installed python-pil >> 4.0.0 instead of 5.4.1, and now diagrams are generated. >> https://www.embedded-engineer.de/weewx/ >> How may I help you to find this bug which obviously doesn't concern >> anyone else ? >> >> Thanks >> Stephan >> >> Am Montag, 3. August 2020 22:27:07 UTC+2 schrieb Tom Keffer: >>> >>> Try turning off the anti-aliasing. >>> >>> On Mon, Aug 3, 2020 at 8:19 AM Stephan M. <[email protected]> wrote: >>> >>>> Hi Tom, thanks for reply. >>>> The webpage showing the faulty diagrams is here. >>>> <https://www.embedded-engineer.de/weewx/> >>>> >>>> This happens to every image generated. Also the old standard skin show >>>> same behaviour. >>>> But I tried Belchertown and there isn't such an issue. >>>> >>>> A reinstallation of weewx and all python3 packages didn't solve the >>>> problem. >>>> >>>> A solution could be to use the Belchertown skin, but the machine >>>> running weewx hasn't that much performance and a report takes a longer >>>> time >>>> and maintenance is very slow. >>>> >>>> >>>> >>>> Am Sonntag, 2. August 2020 22:38:11 UTC+2 schrieb Tom Keffer: >>>>> >>>>> This is a new one for me. >>>>> >>>>> I agree that it's most likely an issue with pillow or, possibly, an >>>>> underlying C library. Does it do this with every image, every time? Or, >>>>> just an occasional image? >>>>> >>>>> Try uninstalling Pillow, then reinstall. >>>>> >>>>> >>>>> >>>>> On Sun, Aug 2, 2020 at 1:03 PM Stephan M. <[email protected]> wrote: >>>>> >>>>>> Hi, I am using a Oregon Scientific WMR88 (WMR100 driver) and the >>>>>> Seasons skin which is properly running except that it is generating >>>>>> corrupted diagram images. >>>>>> Trying to open the images (i.e. daybarometer.png) directly with an >>>>>> image viewer shows an error 'bad adaptive filter value'. >>>>>> With gimp I am able to open it: >>>>>> >>>>>> [image: daybarometer.jpg] >>>>>> >>>>>> The issue appears after updating debian from stretch -> buster and >>>>>> from weewx 3.9 to 4.1.1. Maybe an issue with the also updated >>>>>> python-pillow >>>>>> package. >>>>>> Logging shows nothing unusual. >>>>>> >>>>>> >>>>>> *System* >>>>>> debian buster on armel (all installed via .deb package, no pip3 >>>>>> installed) >>>>>> weewx 4.1.1 >>>>>> python 3.7.3 >>>>>> python3-pil 5.4.1 >>>>>> >>>>>> *journalctl -xe* with debug=2 >>>>>> Aug 02 21:48:00 weewx python3[2497]: wee_reports[2497] DEBUG weewx. >>>>>> manager: Daily summary version is 2.0 >>>>>> Aug 02 21:48:16 weewx python3[2497]: wee_reports[2497] INFO weewx. >>>>>> cheetahgenerator: Generated 8 files for report SeasonsReport in 16.10 >>>>>> seconds >>>>>> Aug 02 21:48:17 weewx python3[2497]: wee_reports[2497] DEBUG weewx. >>>>>> manager: Daily summary version is 2.0 >>>>>> Aug 02 21:48:22 weewx python3[2497]: wee_reports[2497] INFO weewx. >>>>>> imagegenerator: Generated 15 images for report SeasonsReport in 5.50 >>>>>> seconds >>>>>> Aug 02 21:48:22 weewx python3[2497]: wee_reports[2497] INFO weewx. >>>>>> reportengine: Copied 5 files to /var/www/html/weewx >>>>>> Aug 02 21:48:22 weewx python3[2497]: wee_reports[2497] DEBUG weewx. >>>>>> reportengine: Running report 'SmartphoneReport' >>>>>> Aug 02 21:48:23 weewx python3[2497]: wee_reports[2497] DEBUG weewx. >>>>>> reportengine: Found configuration file /etc/weewx/skins/Smartphone/ >>>>>> skin.conf for report 'SmartphoneReport' >>>>>> Aug 02 21:48:23 weewx python3[2497]: wee_reports[2497] DEBUG weewx. >>>>>> cheetahgenerator: Using search list ['weewx.cheetahgenerator.Almanac' >>>>>> , 'weewx.cheetahgenerator.Station', 'weewx.cheetahgenerator.Cu >>>>>> Aug 02 21:48:23 weewx python3[2497]: wee_reports[2497] DEBUG >>>>>> weewx.manager: Daily summary version is 2.0 >>>>>> Aug 02 21:48:23 weewx python3[2492]: weewx[2492] DEBUG >>>>>> weewx.drivers.wmr100: Bad USB report received: [Errno 110] Operation >>>>>> timed >>>>>> out >>>>>> Aug 02 21:48:24 weewx python3[2497]: wee_reports[2497] INFO >>>>>> weewx.cheetahgenerator: Generated 6 files for report SmartphoneReport in >>>>>> 1.25 seconds >>>>>> Aug 02 21:48:24 weewx python3[2497]: wee_reports[2497] DEBUG >>>>>> weewx.manager: Daily summary version is 2.0 >>>>>> Aug 02 21:48:25 weewx python3[2497]: wee_reports[2497] INFO >>>>>> weewx.imagegenerator: Generated 6 images for report SmartphoneReport in >>>>>> 1.42 seconds >>>>>> Aug 02 21:48:25 weewx python3[2497]: wee_reports[2497] INFO >>>>>> weewx.reportengine: Copied 6 files to /var/www/html/weewx/smartphone >>>>>> Aug 02 21:48:26 weewx python3[2497]: wee_reports[2497] DEBUG >>>>>> weewx.reportengine: Report 'MobileReport' not enabled. Skipping. >>>>>> Aug 02 21:48:26 weewx python3[2497]: wee_reports[2497] DEBUG >>>>>> weewx.reportengine: Report 'StandardReport' not enabled. Skipping. >>>>>> Aug 02 21:48:26 weewx python3[2497]: wee_reports[2497] DEBUG >>>>>> weewx.reportengine: Report 'FTP' not enabled. Skipping. >>>>>> Aug 02 21:48:26 weewx python3[2497]: wee_reports[2497] DEBUG >>>>>> weewx.reportengine: Running report 'RSYNC' >>>>>> Aug 02 21:48:26 weewx python3[2497]: wee_reports[2497] DEBUG >>>>>> weewx.reportengine: Found configuration file >>>>>> /etc/weewx/skins/Rsync/skin.conf for report 'RSYNC' >>>>>> Aug 02 21:48:26 weewx python3[2497]: wee_reports[2497] DEBUG >>>>>> weeutil.rsyncupload: rsyncupload: cmd: [['rsync', '--archive', '-- >>>>>> stats', '-e ssh -p 221', '/var/www/html/weewx/', 'embedded-engineer. >>>>>> de@ >>>>>> Aug 02 21:48:27 weewx python3[2497]: wee_reports[2497] INFO weeutil. >>>>>> rsyncupload: rsync'd 46 files (431,862 bytes) in 1.15 seconds >>>>>> Aug 02 21:48:57 weewx python3[2492]: weewx[2492] DEBUG >>>>>> weewx.drivers.wmr100: Bad USB report received: [Errno 110] Operation >>>>>> timed >>>>>> out >>>>>> Aug 02 21:49:19 weewx python3[2492]: weewx[2492] DEBUG >>>>>> weewx.drivers.wmr100: Bad USB report received: [Errno 110] Operation >>>>>> timed >>>>>> out >>>>>> >>>>>> >>>>>> *weewx.conf* >>>>>> [[SeasonsReport]] >>>>>> # The SeasonsReport uses the 'Seasons' skin, which contains >>>>>> the >>>>>> # images, templates and plots for the report. >>>>>> skin = Seasons >>>>>> enable = true >>>>>> HTML_ROOT = /var/www/html/weewx >>>>>> >>>>>> >>>>>> *skins/Seasons/skin.conf is attached* >>>>>> >>>>>> Any help is appreciated >>>>>> Thanks >>>>>> Stephan >>>>>> >>>>>> -- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "weewx-user" 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/weewx-user/473c2e3b-0e7a-45bb-aa54-11b32a5bf6a1o%40googlegroups.com >>>>>> >>>>>> <https://groups.google.com/d/msgid/weewx-user/473c2e3b-0e7a-45bb-aa54-11b32a5bf6a1o%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "weewx-user" 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/weewx-user/98465426-96f1-466b-b12e-c4260aeeaf83o%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/weewx-user/98465426-96f1-466b-b12e-c4260aeeaf83o%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/weewx-user/67a24929-dc97-417a-a76e-4669e9186e52o%40googlegroups.com >> >> <https://groups.google.com/d/msgid/weewx-user/67a24929-dc97-417a-a76e-4669e9186e52o%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. 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