Hello Ihor, Andreas shared his cfg off-list with us, we are having a look to it already.
Thanks for the update of the scenario and the additional feedback. Cheers, Henning From: Ihor Olkhovskyi via sr-users <[email protected]> Sent: Montag, 9. Februar 2026 10:47 To: Kamailio (SER) - Users Mailing List <[email protected]> Cc: Ihor Olkhovskyi <[email protected]> Subject: [SR-Users] Re: [EXT] Possible bug introduced in 5.8.5 Andreas, Is there a way you can somehow share your config to try to reproduce (cleaned, of course)? Thing is I cannot replicate this behavoir unless double using uac_replace_xxx functions or mixing em with $fd/$fU vars, Le jeu. 5 févr. 2026 à 10:37, Andreas Heil via sr-users <[email protected]<mailto:[email protected]>> a écrit : I tested that: I put a „xlog“ before every use of uac_replace_to and every uac_replace_from. Both got called only once per call. I rechecked and summarized the problem: 5.6.6 INVITE w/ brackets + uac_replace_to kamailio inserts a space between "To:" and "<sip..." (e.g. "To:[SPACE][SPACE]<sip...") no problem here INVITE w/o brackets + uac_replace_to kamailio inserts a space between "To:" and "<sip..." no problem here INVITE w/ brackets + remove_hf/append_hf kamailio inserts a space between "To:" and "<sip..." no problem here INVITE w/o brackets + remove_hf/append_hf kamailio inserts a space before "From:" (e.g. "[SPACE]From:[SPACE][SPACE]<sip...") The "To:" header looks good 5.8.4 INVITE w/ brackets + uac_replace_to kamailio inserts a space between "To:" and "<sip..." (e.g. "To:[SPACE][SPACE]<sip...") no problem here INVITE w/o brackets + uac_replace_to kamailio inserts a space between "To:" and "<sip..." no problem here INVITE w/ brackets + remove_hf/append_hf kamailio inserts a space between "To:" and "<sip..." no problem here INVITE w/o brackets + remove_hf/append_hf kamailio inserts a space before "From:" (e.g. "[SPACE]From:[SPACE][SPACE]<sip...") The "To:" header looks good 5.8.5 INVITE w/ brackets + uac_replace_to kamailio inserts a space between "To:" and "<sip..." (e.g. "To:[SPACE][SPACE]<sip...") no problem here INVITE w/o brackets + uac_replace_to kamailio inserts a space between "To:" and "<sip..." it also appends the new value after the old (e.g. "To:[SPACE][SPACE]<OLDVALUE>NEWVALUE" INVITE w/ brackets + remove_hf/append_hf kamailio inserts a space before "From:" (e.g. "[SPACE]From:[SPACE][SPACE]<sip...") The "To:" header looks good INVITE w/o brackets + remove_hf/append_hf kamailio inserts a space and the old value of "To" before the "From" (e.g. "[SPACE]<sipOldToHeader>From:[SPACE][SPACE]<sip...>") The "To:" header looks good __________________________________________________________ Kamailio - Users Mailing List - Non Commercial Discussions -- [email protected]<mailto:[email protected]> To unsubscribe send an email to [email protected]<mailto:[email protected]> Important: keep the mailing list in the recipients, do not reply only to the sender! -- Best regards, Ihor (Igor)
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