From: Jonathan A. <jo...@sq...> - 2009-08-22 03:48:54
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On Fri, 21 Aug 2009 23:17:01 -0400, bor...@ao... wrote: > Thanks Jonathan for your inquiry. I believe I have tried using the >login of those users from multiple different computes. Probably, these >users have their filters enabled which I have not checked. But every >other things has being checked more than x number of times. Filters plugin can cause some issues, especially if the user sets some options, such as scanning all messages every time, or enabling the spam filtering options (which does DNS lookups on every message). >On the second response, this only happens on the weekend and that these >users including myself are trying to access from our home computer. This >only happens on saturday morning. > >Now the problem is not an imap error, but a time out in trying to login >to squirrelmail. At the end, a page cannot be display error message will >show up. SquirrelMail doesn't have scheduled maintenance, or anything built in, that'd make it just stop working on a saturday at a certain time. So look on your system, and figure out what else is going on. >-----Original Message----- >From: Jonathan Angliss <jo...@sq...> >To: squ...@li... >Sent: Fri, Aug 21, 2009 7:50 pm >Subject: Re: [SM-PLUGINS] Certain Users Unable to login to Squirrelmail > > > > >On Thu, 13 Aug 2009 09:19:13 -0400, bor...@ao... wrote: > >>After doing a port upgrade on squirrelmail, I have few users (5) out of >>200 users that are having issues login into their squirrelmail. The >>login takes longer than expected and time out after trying to login with >>an error message: Internet explorer cannot display the web page > >So what's different about those users? Large mailboxes? Filters >enabled? Internet Explorer is awful when it comes to actually telling >the users' what really happened. Generally, it tells them it was a >DNS error, when the server returns a 500 (error). Can you recreate >the issue if you login to those accounts from another computer? >Another browser? If you're stuck with Internet Explorer, try turning >off (uncheckd) friendly errors (Tools | Internet Options | Advanced | >Show Friendly HTTP Errors) > >>That being said, every weekend around 9-10 am in the morning >>squirrelmail does not let people login with error message : ERROR: >>Connection dropped by IMAP server. I have tried to find out what the >>problem really is, but have not come to a resolution yet. I will like >>someone to help me in resolving this issue. >> > >So what is running on your server between 9-10 am? A generally theory >is everybody is checking there email when they get into work. You >don't mention anything about your system (which we often ask for, and >even tell you about in the mailing list greeting), so I can only >speculate. Courier-IMAP has a limit of 4 connections from each IP, >which would generate a similar error message. More details, and maybe >we can help. -- Jonathan Angliss <jo...@sq...> |