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<p>Hello,</p>
<p>do you check that header_name parameter set for
KSR.hdr.is_present() is a string value?</p>
<p>Cheers,<br>
Daniel<br>
</p>
<div class="moz-cite-prefix">On 22.02.22 15:36, Wojciech Kopciewicz
wrote:<br>
</div>
<blockquote type="cite"
cite="mid:CAFtx=7Yer+r2-D-GCo1tHy0Dg7x4fbNwtQYT_=Mf+J9aLgAFqw@mail.gmail.com">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<div dir="ltr">
<div class="gmail_default"
style="font-family:arial,helvetica,sans-serif">
<p
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px">Hi,</p>
<p
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px">Intermittently
we are observing the following error when checking if given
header is present in SIP INVITE:<br>
</p>
<p dir="auto"
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px">SystemError:
returned a result with an error set</p>
<p dir="auto"
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px">The
complete stack trace is (some names redacted):<br
style="box-sizing:border-box">
11(28) ERROR: {1 195 INVITE
nMHZDN.10nOIDt4ldOwz5cqz0XnMepA9} app_python3
[python_support.c:156]: python_handle_exception(): apy_exec:
modify_headers((null)): Unhandled exception in the Python
code:<br style="box-sizing:border-box">
TypeError: an integer is required (got type NoneType)</p>
<p dir="auto"
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px">The
above exception was the direct cause of the following
exception:</p>
<p dir="auto"
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px">Traceback
(most recent call last):<br style="box-sizing:border-box">
File "/etc/kamailio/kamailio.py", line 25, in modify_headers<br
style="box-sizing:border-box">
self.modify_header("SomeHeader")<br
style="box-sizing:border-box">
File "/etc/kamailio/kamailio.py", line 29, in modify_header<br
style="box-sizing:border-box">
present = KSR.hdr.is_present(header_name)<br
style="box-sizing:border-box">
SystemError: returned a result with an error set</p>
<p
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px">Kamailio
version (kamailio -v output):<br>
</p>
<p
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px"><span
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(34,34,34)">version:
kamailio 5.4.6 (x86_64/linux)</span></p>
<p dir="auto"
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px"><span
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">flags:
USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, USE_RAW_SOCKS,
DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MMAP,
PKG_MALLOC, Q_MALLOC, F_MALLOC, TLSF_MALLOC,
DBG_SR_MEMORY, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT,
USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR,
USE_DST_BLACKLIST, HAVE_RESOLV_RES,
TLS_PTHREAD_MUTEX_SHARED</span><br
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">
<span
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">ADAPTIVE_WAIT_LOOPS
1024, MAX_RECV_BUFFER_SIZE 262144, MAX_URI_SIZE 1024,
BUF_SIZE 65535, DEFAULT PKG_SIZE 8MB</span><br
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">
<span
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">poll
method support: poll, epoll_lt, epoll_et, sigio_rt,
select.</span><br
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">
<span
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">id:
unknown</span><br
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">
<span
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">compiled
with gcc 8.3.0</span><br>
</p>
<p
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px"><span
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small">Operation
system: </span><span
style="font-family:arial,helvetica,sans-serif;font-size:small;color:rgb(34,34,34)">Linux
kamailio-5c7484c74d-vhhr8 5.4.0-1056-azure
#58~18.04.1-Ubuntu SMP Wed Jul 28 23:14:18 UTC 2021 x86_64
GNU/Linux</span><span
style="color:rgb(34,34,34);font-family:arial,helvetica,sans-serif;font-size:small"> </span></p>
<p
style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,BlinkMacSystemFont,"Segoe
UI",Helvetica,Arial,sans-serif,"Apple Color
Emoji","Segoe UI Emoji";font-size:14px">Are
you able to help me find the root cause of this issue?</p>
</div>
<div>
<div dir="ltr" class="gmail_signature"
data-smartmail="gmail_signature">
<div dir="ltr">
<div>
<div dir="ltr">
<div>Pozdrawiam / Best regards,<br>
</div>
<div dir="ltr">
<div>Wojtek</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<br>
<p dir="ltr"
style="line-height:1.8;margin-top:0pt;margin-bottom:0pt"><font
size="2"><i><span style="background-color:rgb(255,255,255);font-family:Arial;white-space:pre-wrap">For more information on how and why we collect your personal information, please visit our </span><span style="white-space:pre-wrap;color:rgb(38,50,56);font-family:Roboto,sans-serif"><a href="https://www.motorolasolutions.com/en_us/about/privacy-policy.html?elqTrackId=8980d888905940e39a2613a7a3dcb0a7&elqaid=2786&elqat=2#privacystatement" target="_blank" moz-do-not-send="true">Privacy Policy</a>.</span></i></font></p>
<br>
<fieldset class="moz-mime-attachment-header"></fieldset>
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</blockquote>
<pre class="moz-signature" cols="72">--
Daniel-Constantin Mierla -- <a class="moz-txt-link-abbreviated" href="http://www.asipto.com">www.asipto.com</a>
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