[asterisk-users] fax & spandsp

[Edwin Lam]

i gave up on ReceiveFAX and uses iaxmodem/hylafax instead.


Tommy Botten Jensen wrote:
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> Edwin Lam skrev:
>> Klaus Darilion wrote:
>>> The backtrace is not useable. Try to rebuild Asterisk with the "Don't 
>>> Optimize" Option ("make menuconfig" and the the build options)
>> did that. no effect.
>> i've got exactly the same result.
>>
>>> Edwin Lam wrote:
>>>> Philip A. Prindeville wrote:
>>>>> On 03/08/2010 04:31 PM, Edwin Lam wrote:
>>>>>> hi folks.
>>>>>>
>>>>>> i recently upgraded asterisk to 1.6.1.17(from 1.2) and i'm having
>>>>>> problems with fax. after receiving fax with the ReceiveFAX app.
>>>>>> everything seems ok. the .tiff file was there, phone line seems
>>>>>> to hang up. then asterisk will crash. any ideas?
>>>>>> also i looked in the log file. this is what before it crashed:
>>>>>>
>>>>>> [Mar  8 12:12:12] WARNING[30115] app_fax.c: WARNING T.30 ECM carrier not found
>>>>>> [Mar  8 12:12:12] WARNING[30115] app_fax.c: WARNING T.30 ECM carrier not found
>>>>>> [Mar  8 12:12:12] WARNING[30115] app_fax.c: WARNING T.30 ECM carrier not found
>>>>>> [Mar  8 12:12:12] WARNING[30115] app_fax.c: WARNING T.30 ECM carrier not found
>>>>>> [Mar  8 12:12:30] VERBOSE[30115] pbx.c: [Mar  8 12:12:30]     -- Auto fallthrough, channel 'DAHDI/8-1' status is 'UNKNOWN'
>>>>>> [Mar  8 12:12:30] VERBOSE[30115] pbx.c: [Mar  8 12:12:30]     -- Executing [h at detectfax:1] GotoIf("DAHDI/8-1", "1?200") in new stack
>>>>>> [Mar  8 12:12:30] VERBOSE[30115] pbx.c: [Mar  8 12:12:30]     -- Goto (detectfax,h,200)
>>>>>> [Mar  8 12:12:30] VERBOSE[30115] pbx.c: [Mar  8 12:12:30]     -- Executing [h at detectfax:200] System("DAHDI/8-1", "/usr/local/bin/mailfax /var/spool/asterisk/fax/4502-1268079069.417.tif xxxx at xxxx.com   ") in new stack
>>>>>> [Mar  8 12:12:31] VERBOSE[30115] chan_dahdi.c: [Mar  8 12:12:31]     -- Hungup 'DAHDI/8-1'
>>>>>>
>>>>>> asterisk: 1.6.1.17
>>>>>> spandsp: 0.0.6pre17
>>>>>>   
>>>>> What happens when you turn off autofallthrough?
>>>> exactly same thing except instead of the "Auto fallthrough" line
>>>> the following came up:
>>>> pbx.c:3928 __ast_pbx_run: Don't know what to do with 'DAHDI/5-1'
>>>>
>>>>
>>>> and also here's the backtracce (i'm using Debian lenny)
>>>>
>>>> *** glibc detected *** /usr/sbin/asterisk: double free or corruption (!prev): 0x082528b8 ***
>>>> ======= Backtrace: =========
>>>> /lib/i686/cmov/libc.so.6[0xb7d66624]
>>>> /lib/i686/cmov/libc.so.6(cfree+0x96)[0xb7d68826]
>>>> /usr/sbin/asterisk[0x80d2e89]
>>>> /lib/i686/cmov/libpthread.so.0[0xb7ce156a]
>>>> /lib/i686/cmov/libc.so.6(clone+0x5e)[0xb7dd86de]
>>
> 
> I am running Asterisk 1.6.2.1 and 1.6.2.2 with Spandsp 0.0.6-pre17 with
> the exact same error messages. But my asterisk does not have any trouble
>  apart from the messages themselves.
> 
> I did however run into this earlier, and I believe it was fixed for the
> 1.6.2.x series. At least it worked for me.
> 
> 
> Best regards,
> 
> Tommy Botten Jensen
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-- 
Edwin Lam <edwin.lam at officegeneral.com>
Systems Engineer, Office General, Inc.
Ph: +1 415 439 4988 Fax: +1 415 283 3370
http://pgpkeys.mit.edu:11371/pks/lookup?op=get&search=0xD6506D20