diff --git a/ChangeLog.adoc b/ChangeLog.adoc
index 72a0ee93f..ee2af9d74 100644
--- a/ChangeLog.adoc
+++ b/ChangeLog.adoc
@@ -23,6 +23,7 @@ New features::
   * core: add option weechat.look.highlight_disable_regex and buffer property "highlight_disable_regex" (issue #1798)
   * api: rename function string_build_with_split_string to string_rebuild_split_string, add arguments "index_start" and "index_end"
   * api: add info "uptime_current"
+  * irc: display an error message when using command /dcc without xfer plugin loaded
 
 Bug fixes::
 
diff --git a/po/cs.po b/po/cs.po
index 04009c317..376eba758 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-06-18 16:11+0200\n"
 "Last-Translator: Ondřej Súkup <mimi.vx@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -6497,6 +6497,16 @@ msgstr "%s%s: \"%s\" příkaz nemůže být spuštěn v bufferu serveru"
 msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr "%s%s: nemohu nastavit \"neblokovaci\" volbu na soket"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: nemohu vytvořit soket"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: nepřipojen k serveru \"%s\"!"
diff --git a/po/de.po b/po/de.po
index 0e3f43d4d..7c9f5e72d 100644
--- a/po/de.po
+++ b/po/de.po
@@ -25,7 +25,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 22:06+0200\n"
 "PO-Revision-Date: 2022-07-26 13:43+0200\n"
 "Last-Translator: Nils Görs <weechatter@arcor.de>\n"
 "Language-Team: German <kde-i18n-de@kde.org>\n"
@@ -4245,13 +4245,6 @@ msgstr ""
 "werden). Schlagwörter können mit \"*\", als Joker, beginnen oder enden; "
 "Beispiel: \"test,(?-i)*toto*,flash*\""
 
-#| msgid ""
-#| "POSIX extended regular expression used to check if a message has "
-#| "highlight or not, at least one match in string must be surrounded by "
-#| "delimiters (chars different from: alphanumeric, \"-\", \"_\" and \"|\"), "
-#| "regular expression is case insensitive (use \"(?-i)\" at beginning to "
-#| "make it case sensitive), examples: \"flashcode|flashy\", \"(?-i)FlashCode|"
-#| "flashy\""
 msgid ""
 "POSIX extended regular expression used to prevent any highlight from a "
 "message: this option has higher priority over other highlight options (if "
@@ -4260,15 +4253,14 @@ msgid ""
 "at beginning to make it case sensitive), examples: \"<flash.*>\", \"(?-"
 "i)<Flash.*>\""
 msgstr ""
-"Erweiterter regulärer POSIX-Ausdruck, der verwendet wird, um jede"
-" Hervorhebung von einer Nachricht zu verhindern: Diese Option hat eine höhere"
-" Priorität als andere Hervorhebungsoptionen (sofern die "
-"Zeichenkette in der Nachricht gefunden wird, die Hervorhebung deaktiviert ist"
-" und die andere"
-"Optionen ignoriert werden), bei regulären Ausdrücken wird die"
-" Groß-/Kleinschreibung nicht beachtet (verwenden Sie \"(?-i)\" am Anfang, um"
-" Groß- und Kleinschreibung zu beachten), Beispiele: \"<flash.*>\", \"(?-"
-"i)<Flash.*>\""
+"Erweiterter regulärer POSIX-Ausdruck, der verwendet wird, um jede "
+"Hervorhebung von einer Nachricht zu verhindern: Diese Option hat eine höhere "
+"Priorität als andere Hervorhebungsoptionen (sofern die Zeichenkette in der "
+"Nachricht gefunden wird, die Hervorhebung deaktiviert ist und die "
+"andereOptionen ignoriert werden), bei regulären Ausdrücken wird die Groß-/"
+"Kleinschreibung nicht beachtet (verwenden Sie \"(?-i)\" am Anfang, um Groß- "
+"und Kleinschreibung zu beachten), Beispiele: \"<flash.*>\", \"(?-i)<Flash."
+"*>\""
 
 msgid ""
 "POSIX extended regular expression used to check if a message has highlight "
@@ -8219,6 +8211,16 @@ msgstr ""
 "%s%s: lokale Adresse des Server Socket kann nicht aufgelöst werden: Fehler "
 "%d %s"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: Socket kann nicht erstellt werden"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: Keine Verbindung zum Server \"%s\"!"
@@ -12966,13 +12968,12 @@ msgid "\"days\" (number of days) or \"seconds\" (number of seconds) (optional)"
 msgstr ""
 "\"days\" (Anzahl der Tage) oder \"seconds\" (Anzahl der Sekunden) (optional)"
 
-#| msgid "WeeChat uptime (format: \"days:hh:mm:ss\")"
 msgid ""
 "WeeChat uptime for the current process only (upgrades with /upgrade command "
 "are ignored) (format: \"days:hh:mm:ss\")"
 msgstr ""
-"WeeChat-Betriebszeit für den aktuellen Prozess (Upgrades mit /upgrade Befehl"
-"werden ignoriert) (Format: \"Tage:hh:mm:ss\")"
+"WeeChat-Betriebszeit für den aktuellen Prozess (Upgrades mit /upgrade "
+"Befehlwerden ignoriert) (Format: \"Tage:hh:mm:ss\")"
 
 msgid "generate a Time-based One-Time Password (TOTP)"
 msgstr "generiert ein Time-based One-Time Passwort (TOTP)"
@@ -15355,8 +15356,7 @@ msgstr "verwaltet Trigger, das Schweizer Armeemesser für WeeChat"
 
 msgid ""
 "list|listfull|listdefault || add|addoff|addreplace <name> <hook> "
-"[\"<arguments>\" [\"<conditions>\" [\"<regex>\" [\"<command>\" [\"<"
-"return_code>\" [\"<post_action>\"]]]]]] "
+"[\"<arguments>\" [\"<conditions>\" [\"<regex>\" [\"<command>\" [\"<return_code>\" [\"<post_action>\"]]]]]] "
 "|| addinput [<hook>] || input|output|recreate <name> || set <name> <option> "
 "<value> || rename|copy <name> <new_name> || enable|disable|toggle [<name>|-"
 "all [<name>...]] || restart <name>|-all [<name>...] || show <name> || del "
@@ -15364,8 +15364,7 @@ msgid ""
 "monitor [<filter>]"
 msgstr ""
 "list|listfull|listdefault || add|addoff|addreplace <name> <hook> "
-"[\"<arguments>\" [\"<conditions>\" [\"<regex>\" [\"<command>\" [\"<"
-"return_code>\" [\"<post_action>\"]]]]]] "
+"[\"<arguments>\" [\"<conditions>\" [\"<regex>\" [\"<command>\" [\"<return_code>\" [\"<post_action>\"]]]]]] "
 "|| addinput [<hook>] || input|output|recreate <name> || set <name> <option> "
 "<value> || rename|copy <name> <new_name> || enable|disable|toggle [<name>|-"
 "all [<name>...]] || restart <name>|-all [<name>...] || show <name> || del "
diff --git a/po/es.po b/po/es.po
index 67348f872..e4f02295f 100644
--- a/po/es.po
+++ b/po/es.po
@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-06-18 16:11+0200\n"
 "Last-Translator: Santiago Forero <santiago@forero.xyz>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -7064,6 +7064,16 @@ msgstr "%s%s: el comando \"%s\" no puede ejecutarse en el buffer del servidor"
 msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr "%s%s: no es posible configurar la opción \"nonblock\" para el socket"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: no es posible crear el socket"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: ¡no conectado al servidor \"%s\"!"
diff --git a/po/fr.po b/po/fr.po
index 2b30b6604..23aad17ba 100644
--- a/po/fr.po
+++ b/po/fr.po
@@ -21,8 +21,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
-"PO-Revision-Date: 2022-07-24 22:19+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
+"PO-Revision-Date: 2022-07-27 21:41+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
 "Language: fr\n"
@@ -8041,6 +8041,17 @@ msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr ""
 "%s%s : impossible de résoudre l'adresse locale du socket : erreur %d %s"
 
+#, c-format
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s : impossible de créer le DCC"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+"%s%s : impossible de créer le DCC, merci de vérifier que l'extension "
+"\"xfer\" est bien chargée"
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s : non connecté au serveur \"%s\" !"
diff --git a/po/hu.po b/po/hu.po
index de47fb6e5..36e4ef4fe 100644
--- a/po/hu.po
+++ b/po/hu.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-04-24 10:20+0200\n"
 "Last-Translator: Andras Voroskoi <voroskoi@frugalware.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -6037,6 +6037,15 @@ msgstr "%s \"%s\" parancs nem futtatható a szerverablakban\n"
 msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr "%s DCC: nem sikerült 'nonblock' opciót beállítani a csatornán\n"
 
+#, fuzzy, c-format
+msgid "%s%s: unable to create DCC"
+msgstr "%s nem sikerült a szervert létrehozni\n"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, fuzzy, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s nincs csatlakozva a \"%s\" szerverhez!\n"
diff --git a/po/it.po b/po/it.po
index 9df6dda75..ba4e82f47 100644
--- a/po/it.po
+++ b/po/it.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-04-24 10:20+0200\n"
 "Last-Translator: Esteban I. Ruiz Moreno <exio4.com@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -6838,6 +6838,16 @@ msgstr ""
 "%s%s: impossibile impostare l'opzione \"nonblock\" per il socket: errore %d "
 "%s"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: impossibile creare il socket"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: non connesso al server \"%s\"!"
diff --git a/po/ja.po b/po/ja.po
index 8eef48771..c19486898 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-06-18 16:12+0200\n"
 "Last-Translator: AYANOKOUZI, Ryuunosuke <i38w7i3@yahoo.co.jp>\n"
 "Language-Team: Japanese <https://github.com/l/weechat/tree/master/"
@@ -7661,6 +7661,16 @@ msgstr "%s%s: \"%s\" コマンドはサーババッファでは実行できま
 msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr "%s%s: サーバソケットのローカルアドレスを解決できません: エラー %d %s"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: ソケットの作成に失敗"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: サーバ \"%s\" に接続されていません!"
diff --git a/po/pl.po b/po/pl.po
index 0e368317e..b5eec1889 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-06-18 16:12+0200\n"
 "Last-Translator: Krzysztof Korościk <soltys@soltys.info>\n"
 "Language-Team: Polish <kde-i18n-doc@kde.org>\n"
@@ -7991,6 +7991,16 @@ msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr ""
 "%s%s: nie można odczytać lokalnego adresu serwera dla gniazda: błąd %d %s"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: nie można utworzyć gniazda"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: nie połączony z serwerem \"%s\"!"
diff --git a/po/pt.po b/po/pt.po
index 7bf057bc6..5ba4072d4 100644
--- a/po/pt.po
+++ b/po/pt.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-06-18 16:12+0200\n"
 "Last-Translator: Vasco Almeida <vascomalmeida@sapo.pt>\n"
 "Language-Team: Portuguese <>\n"
@@ -7440,6 +7440,16 @@ msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr ""
 "%s%s: não foi possível resolver o endereço do socket do servidor: erro %d %s"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: não foi possível criar socket"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: não está conectado ao servidor \"%s\"!"
diff --git a/po/pt_BR.po b/po/pt_BR.po
index ee00e9702..89f2a15a9 100644
--- a/po/pt_BR.po
+++ b/po/pt_BR.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-04-24 10:20+0200\n"
 "Last-Translator: Érico Nogueira <ericonr@disroot.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -6729,6 +6729,15 @@ msgstr ""
 msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr "%s%s: não foi possível setar opção \"nonblock\" para o socket"
 
+#, fuzzy, c-format
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: não foi possível criar pipe"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr ""
diff --git a/po/ru.po b/po/ru.po
index 5585b7d78..19746649e 100644
--- a/po/ru.po
+++ b/po/ru.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-04-24 10:20+0200\n"
 "Last-Translator: Aleksey V Zapparov AKA ixti <ixti@member.fsf.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -6075,6 +6075,15 @@ msgstr "%s \"%s\" команда может быть выполнена толь
 msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr "%s DCC: не могу установить неблокирующий режим для сокета\n"
 
+#, fuzzy, c-format
+msgid "%s%s: unable to create DCC"
+msgstr "%s не могу создать сервер\n"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, fuzzy, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s не подключен к серверу \"%s\"!\n"
diff --git a/po/sr.po b/po/sr.po
index 09f1e5f21..28e2525ca 100644
--- a/po/sr.po
+++ b/po/sr.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-07-06 08:29+0400\n"
 "Last-Translator: Ivan Pešić <ivan.pesic@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -7840,6 +7840,16 @@ msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr ""
 "%s%s: локална адреса сервер сокета није могла да се разреши: грешка %d %s"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: није могао да се креира сокет"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: не постоји веза са сервером „%s”!"
diff --git a/po/tr.po b/po/tr.po
index 5c2af1626..d574f44eb 100644
--- a/po/tr.po
+++ b/po/tr.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2022-06-18 16:13+0200\n"
 "Last-Translator: Emir SARI <emir_sari@icloud.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -7854,6 +7854,16 @@ msgstr "%s%s: \"%s\" komutu, bir sunucu arabelleğinde çalıştırılamaz"
 msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr "%s%s: Sunucu soketinin yerel adresi çözülemiyor: Hata %d %s"
 
+#, fuzzy, c-format
+#| msgid "%s%s: unable to create socket"
+msgid "%s%s: unable to create DCC"
+msgstr "%s%s: Soket oluşturulamıyor"
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr "%s%s: \"%s\" sunucusuna bağlı değil!"
diff --git a/po/weechat.pot b/po/weechat.pot
index 457b32bd3..d2461eca4 100644
--- a/po/weechat.pot
+++ b/po/weechat.pot
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2022-07-24 22:18+0200\n"
+"POT-Creation-Date: 2022-07-27 21:18+0200\n"
 "PO-Revision-Date: 2014-08-16 10:27+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -5548,6 +5548,15 @@ msgstr ""
 msgid "%s%s: unable to resolve local address of server socket: error %d %s"
 msgstr ""
 
+#, c-format
+msgid "%s%s: unable to create DCC"
+msgstr ""
+
+#, c-format
+msgid ""
+"%s%s: unable to create DCC, please check that the \"xfer\" plugin is loaded"
+msgstr ""
+
 #, c-format
 msgid "%s%s: not connected to server \"%s\"!"
 msgstr ""
diff --git a/src/plugins/irc/irc-command.c b/src/plugins/irc/irc-command.c
index 368c32f48..8b2692bcb 100644
--- a/src/plugins/irc/irc-command.c
+++ b/src/plugins/irc/irc-command.c
@@ -2072,13 +2072,13 @@ IRC_COMMAND_CALLBACK(dcc)
                 weechat_infolist_new_var_string (item, "filename", argv_eol[3]);
                 weechat_infolist_new_var_string (item, "local_address", str_address);
                 weechat_infolist_new_var_integer (item, "socket", ptr_server->sock);
-                (void) weechat_hook_signal_send ("xfer_add",
-                                                 WEECHAT_HOOK_SIGNAL_POINTER,
-                                                 infolist);
+                rc = weechat_hook_signal_send ("xfer_add",
+                                               WEECHAT_HOOK_SIGNAL_POINTER,
+                                               infolist);
             }
             weechat_infolist_free (infolist);
         }
-        return WEECHAT_RC_OK;
+        goto end;
     }
 
     /* DCC CHAT */
@@ -2100,16 +2100,38 @@ IRC_COMMAND_CALLBACK(dcc)
                           "irc.%s.%s", ptr_server->name, argv[2]);
                 weechat_infolist_new_var_string (item, "charset_modifier", charset_modifier);
                 weechat_infolist_new_var_string (item, "local_address", str_address);
-                (void) weechat_hook_signal_send ("xfer_add",
-                                                 WEECHAT_HOOK_SIGNAL_POINTER,
-                                                 infolist);
+                rc = weechat_hook_signal_send ("xfer_add",
+                                               WEECHAT_HOOK_SIGNAL_POINTER,
+                                               infolist);
             }
             weechat_infolist_free (infolist);
         }
-        return WEECHAT_RC_OK;
+        goto end;
     }
 
     WEECHAT_COMMAND_ERROR;
+
+end:
+    switch (rc)
+    {
+        case WEECHAT_RC_OK_EAT:
+            /* signal has been properly handled by the xfer plugin */
+            break;
+        case WEECHAT_RC_ERROR:
+            weechat_printf (
+                ptr_server->buffer,
+                _("%s%s: unable to create DCC"),
+                weechat_prefix ("error"), IRC_PLUGIN_NAME);
+            break;
+        default:
+            weechat_printf (
+                ptr_server->buffer,
+                _("%s%s: unable to create DCC, please check that "
+                  "the \"xfer\" plugin is loaded"),
+                weechat_prefix ("error"), IRC_PLUGIN_NAME);
+            break;
+    }
+    return WEECHAT_RC_OK;
 }
 
 /*
diff --git a/src/plugins/xfer/xfer.c b/src/plugins/xfer/xfer.c
index 4c114b81c..b1c5690d8 100644
--- a/src/plugins/xfer/xfer.c
+++ b/src/plugins/xfer/xfer.c
@@ -1443,7 +1443,7 @@ xfer_add_cb (const void *pointer, void *data,
     if (short_filename)
         free (short_filename);
     weechat_infolist_reset_item_cursor (infolist);
-    return WEECHAT_RC_OK;
+    return WEECHAT_RC_OK_EAT;
 
 error:
     if (filename2)