-#: actions/apiaccountratelimitstatus.php:72
-#: actions/apiaccountupdatedeliverydevice.php:94
-#: actions/apiaccountupdateprofile.php:97
-#: actions/apiaccountupdateprofilebackgroundimage.php:94
-#: actions/apiaccountupdateprofilecolors.php:118
-#: actions/apiaccountverifycredentials.php:70 actions/apidirectmessage.php:156
-#: actions/apifavoritecreate.php:100 actions/apifavoritedestroy.php:101
-#: actions/apifriendshipscreate.php:100 actions/apifriendshipsdestroy.php:100
-#: actions/apifriendshipsshow.php:128 actions/apigroupcreate.php:139
-#: actions/apigroupismember.php:115 actions/apigroupjoin.php:156
-#: actions/apigroupleave.php:142 actions/apigrouplist.php:137
-#: actions/apigrouplistall.php:122 actions/apigroupmembership.php:107
-#: actions/apigroupshow.php:116 actions/apihelptest.php:88
-#: actions/apistatusesdestroy.php:104 actions/apistatusesretweets.php:112
-#: actions/apistatusesshow.php:109 actions/apistatusnetconfig.php:141
-#: actions/apistatusnetversion.php:93 actions/apisubscriptions.php:111
-#: actions/apitimelinefavorites.php:174 actions/apitimelinefriends.php:271
-#: actions/apitimelinegroup.php:152 actions/apitimelinehome.php:175
-#: actions/apitimelinementions.php:174 actions/apitimelinepublic.php:241
-#: actions/apitimelineretweetedtome.php:121
-#: actions/apitimelineretweetsofme.php:152 actions/apitimelinetag.php:161
-#: actions/apitimelineuser.php:163 actions/apiusershow.php:101
+#. TRANS: Client error displayed handling a non-existing API method.
+#. TRANS: Client error displayed when trying to handle an unknown API method.
+#. TRANS: Client error displayed trying to execute an unknown API method updating profile colours.
+#. TRANS: Client error displayed trying to execute an unknown API method verifying user credentials.
+#. TRANS: Client error given when an API method was not found (404).
+#. TRANS: Client error displayed when trying to handle an unknown API method.
+#. TRANS: Client error displayed trying to execute an unknown API method showing friendship.
+#. TRANS: Client error given when an API method was not found (404).
+#. TRANS: Client error displayed trying to execute an unknown API method showing group membership.
+#. TRANS: Client error displayed trying to execute an unknown API method joining a group.
+#. TRANS: Client error displayed trying to execute an unknown API method leaving a group.
+#. TRANS: Client error displayed trying to execute an unknown API method checking group membership.
+#. TRANS: Client error displayed trying to execute an unknown API method listing the latest 20 groups.
+#. TRANS: Client error displayed trying to execute an unknown API method showing group membership.
+#. TRANS: Client error displayed trying to execute an unknown API method showing a group.
+#. TRANS: Client error displayed trying to execute an unknown API method testing API connectivity.
+#. TRANS: Client error displayed trying to execute an unknown API method deleting a status.
+#. TRANS: Client error displayed when trying to handle an unknown API method.
+#: actions/apiaccountratelimitstatus.php:69
+#: actions/apiaccountupdatedeliverydevice.php:92
+#: actions/apiaccountupdateprofile.php:94
+#: actions/apiaccountupdateprofilebackgroundimage.php:92
+#: actions/apiaccountupdateprofilecolors.php:115
+#: actions/apiaccountverifycredentials.php:68 actions/apidirectmessage.php:157
+#: actions/apifavoritecreate.php:98 actions/apifavoritedestroy.php:98
+#: actions/apifriendshipscreate.php:99 actions/apifriendshipsdestroy.php:99
+#: actions/apifriendshipsshow.php:124 actions/apigroupcreate.php:138
+#: actions/apigroupismember.php:115 actions/apigroupjoin.php:160
+#: actions/apigroupleave.php:145 actions/apigrouplist.php:134
+#: actions/apigrouplistall.php:120 actions/apigroupmembership.php:105
+#: actions/apigroupshow.php:114 actions/apihelptest.php:84
+#: actions/apistatusesdestroy.php:101 actions/apistatusesretweets.php:110
+#: actions/apistatusesshow.php:105 actions/apistatusnetconfig.php:138
+#: actions/apistatusnetversion.php:91 actions/apisubscriptions.php:109
+#: actions/apitimelinefavorites.php:174 actions/apitimelinefriends.php:268
+#: actions/apitimelinegroup.php:151 actions/apitimelinehome.php:173
+#: actions/apitimelinementions.php:174 actions/apitimelinepublic.php:239
+#: actions/apitimelineretweetedtome.php:118
+#: actions/apitimelineretweetsofme.php:150 actions/apitimelinetag.php:159
+#: actions/apitimelineuser.php:158 actions/apiusershow.php:100