+#. TRANS: Exception thrown providing an invalid profile ID.
+#. TRANS: %s is the invalid profile ID.
+#: classes/Group_member.php:76
+#, php-format
+msgid "Profile ID %s is invalid."
+msgstr ""
+
+#. TRANS: Exception thrown providing an invalid group ID.
+#. TRANS: %s is the invalid group ID.
+#: classes/Group_member.php:89
+#, fuzzy, php-format
+msgid "Group ID %s is invalid."
+msgstr "هنگام ذخیرهٔ کاربر خطا رخ داد؛ نامعتبر است."
+
+#. TRANS: Activity title.
+#: classes/Group_member.php:113 lib/joinform.php:114