I just tried web2py 1.78.3 on Ubuntu Server 10.04 using Rocket and there is no "communication error" message.
This problem appears to be introduced in 1.79.1 for some operating systems. It works fine in Windows, but not in Ubuntu Server 10.04 for me, and Ubuntu 9.10 for Lisandro. On Jun 7, 1:41 pm, Lisandro Rostagno <rostagnolisan...@gmail.com> wrote: > Hi. > First, sorry about my english, I'm from Argentina. I'm a user from the > group of spanish users. I've written in that group, but I did't get > any answer. > > My problem is "exactly" the same that the one reported by Salvor > Hardin. > > I'm using Ubuntu 9.10, with the last version of web2py (Version 1.79.1 > (2010-06-05 19:48:42)). > I've downloaded web2py, unzip, run development server, create > application, edit file, there I receive the "communication error". The > changes that were made before de first error, are saved correctly, but > any changes I do after that it's not saved. > > I tried with Firefox and Chrome, and the same thing happens in both > cases. > I'm working with the user I always worked in ubuntu, and I unzipped > web2py in my home folder. No directory permission conflict. > > In fact, the error started to "appear" (i don't know how to say that) > just after the installation of the last stable version of web2py. > > I also tried to delete all "app/errors/" files, but no error file is > generated. > > ¿Could someone help me? ¿Or at least guide me "in the look of a" > solution? Thanks very much! > > On 7 jun, 15:19, Salvor Hardin <salvor.pub...@gmail.com> wrote: > > > > > I'm sorry, there are no error tickets generated from this. And I > > didn't see any errors in javascript consoles in Chrome and Firefox > > +Firebug. > > > I only got 1 ticket yesterday while setting up apache due to file > > permission error. Deleted that ticket. No errors today at all. > > > When using Apache 2 with Python 2.6.5, I also checked /var/log/apache2/ > > error.log which only had one "harmless" error (which I'm told to > > ignore based on Googling) > > > [Mon Jun 07 12:47:45 2010] [error] Exception KeyError: > > KeyError(-1216764160,) in <module 'threading' from '/usr/lib/python2.6/ > > threading.pyc'> ignored > > > Other than that, no web2py error tickets and no Apache2 errors > > logged. I'm new to Rocket, so I'll see if I can find the log file(s) > > for that. > > > On Jun 7, 1:04 pm, mdipierro <mdipie...@cs.depaul.edu> wrote: > > > > try the following. delete all your tickets app/errors/* > > > reproduce the problem and see if you find a new ticket file. If so, > > > please email it to me. > > > > On Jun 7, 12:43 pm, Salvor Hardin <salvor.pub...@gmail.com> wrote: > > > > > Here's what I tried: > > > > > * I setup SSH tunnel from my Vista desktop's localhost:8080 to > > > > ubuntu.private.lan:80. > > > > * I modified Apache2's <virtualhost *:80> to enable access to /admin > > > > > The new non-HTTPS, ssh-tunneled, remote URL to ubuntu.private.lan is: > > > > > > > > > http://localhost:8080/admin/default/edit/myblog/views/default/index.html > > > > > I got same problem again on Firefox and Chrome. Files get saved > > > > successfully, but "Last Saved On" field shows "communication error" in > > > > red background color every time I click Save button. > > > > > Next, I'll try using Rocket on Ubuntu, just for debugging this > > > > problem. Rocket won't be approved for production servers here (this > > > > summer), so I hope we can find a solution using Apache 2.2.14. > > > > > On Jun 7, 11:58 am, mdipierro <mdipie...@cs.depaul.edu> wrote: > > > > > > Does it work without ssl? Which browser are you using? Have you tried > > > > > other browsers? > > > > > > Massimo > > > > > > On Jun 7, 11:47 am, Salvor Hardin <salvor.pub...@gmail.com> wrote: > > > > > > > I'm new to web2py and python (currently evaluating python frameworks > > > > > > to replace Ruby on Rails on production servers by July 4th weekend.) > > > > > > > PROBLEM: > > > > > > > * Saving a file using the admin interface displays a red > > > > > > "communication error" in the "Last Saved On" field. However, when I > > > > > > click Reload in the browser, a new date and time appears correctly > > > > > > so > > > > > > the file is successfully saved. > > > > > > > I'm using HTTPS (web2py is not running on 127.0.0.1.) > > > > > > > SYSTEM: > > > > > > * Software: web2py 1.79.1, Python 2.6.5, Apache 2.2.14, mod_wsgi > > > > > > 2.8, > > > > > > OpenSSL 0.98k, sqlite 3.6.22 > > > > > > * Browsers: Latest stable versions of Chrome and Firefox on Vista > > > > > > 32- > > > > > > bit > > > > > > * OS: Ubuntu Server 10.04 LTS guest running in Virtual PC 2007 SP1 > > > > > > on > > > > > > Vista 32-bit host > > > > > > (because Virtual PC 2007 only uses ~16 (sixteen) MB RAM > > > > > > for > > > > > > actively used Ubuntu Server 10.04 guest setup with 512 MB RAM, > > > > > > and because my work desktop is Vista, and I need to > > > > > > develop > > > > > > web apps on identical OS & packages as the production server due to > > > > > > policy) > > > > > > > CONFIGURATION: > > > > > > > I'm using HTTPS, so here's the SSL portion of the Apache2 config > > > > > > (ubuntu.private.lan is the dev machine mapped to a LAN address): > > > > > > > <VirtualHost *:80> > > > > > > ServerName ubuntu.private.lan > > > > > > WSGIDaemonProcess web2py user=www-data group=www-data display- > > > > > > name=web2py > > > > > > ... > > > > > > </VirtualHost> > > > > > > > <IfModule mod_ssl.c> > > > > > > <VirtualHost *:443> > > > > > > ServerName ubuntu.private.lan > > > > > > > SSLEngine on > > > > > > SSLCertificateFile /etc/ssl/certs/ssl-cert-snakeoil.pem > > > > > > SSLCertificateKeyFile /etc/ssl/private/ssl-cert-snakeoil.key > > > > > > <FilesMatch "\.(cgi|shtml|phtml|php)$"> > > > > > > SSLOptions +StdEnvVars > > > > > > </FilesMatch> > > > > > > <Directory /usr/lib/cgi-bin> > > > > > > SSLOptions +StdEnvVars > > > > > > </Directory> > > > > > > BrowserMatch "MSIE [2-6]" nokeepalive ssl-unclean-shutdown > > > > > > downgrade-1.0 force-response-1.0 > > > > > > # MSIE 7 and newer should be able to use keepalive > > > > > > BrowserMatch "MSIE [17-9]" ssl-unclean-shutdown > > > > > > > # WSGIDaemonProcess defined is under <VirtualHost *:80> as: > > > > > > WSGIDaemonProcess web2py user=www-data group=www-data display- > > > > > > name=web2py > > > > > > WSGIProcessGroup web2py > > > > > > WSGIScriptAlias / /srv/web2py/wsgihandler.py > > > > > > > <Directory /srv/web2py> > > > > > > AllowOverride None > > > > > > Order Allow,Deny > > > > > > Deny from all > > > > > > <Files wsgihandler.py> > > > > > > Allow from all > > > > > > </Files> > > > > > > </Directory> > > > > > > > AliasMatch ^/([^/]+)/static/(.*) \ > > > > > > /srv/web2py/applications/$1/static/$2 > > > > > > > <Directory /srv/web2py/applications/*/static/> > > > > > > Order Allow,Deny > > > > > > Allow from all > > > > > > </Directory> > > > > > > > CustomLog /var/log/apache2/access.log common > > > > > > ErrorLog /var/log/apache2/error.log > > > > > > > </VirtualHost> > > > > > > </IfModule>
