Re: Impossible Empty Keyword

On 28/01/2014 6:02 AM, Mabry Tyson wrote:
> On Friday night, we upgraded our imapd server's hardware & OS to Solaris
> 10 from Solaris 8.  Both machines are running UW imap 2007f.  We
> recompiled it on the new machine.
>
> As our users come back, we're seeing some log messages
>
> Jan 27 10:38:40 HHHHH imapd[8566]: [ID 273760 mail.alert] Fatal error
> user=XXXXXX host=XXXXXXX.AI.SRI.COM [NNN.NNN.NNN.NNN]
> mbx=/path/to/a/mail/folder: impossible empty keyword
> Jan 27 10:38:40 HHHHH imapd[8566]: [ID 746981 mail.alert] IMAP toolkit
> crash: impossible empty keyword
>
> I don't yet know how many mail folders are impacted by this.  I don't
> know what triggers these errors (no one has complained yet)
>
> I see this error message in mix.c (our mail is stored as mix mail
> folders), but I haven't yet looked to see what the code is doing (but I
> will).
> If someone else has run into this issue and can shed any light, please
> let me know.
>
Are you running on a ZFS store?  There was/is a bug I found that was 
activated by using an undocumented feature of the stat() function to do 
some preallocation.  It is fixed in the "Panda" release, NFI if it ever 
made it back into UW-IMAP.

	Cheers,
		Gary	B-)


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