# \#caldav **URL:** https://help.nextcloud.com/tag/caldav/511.md [Latest](https://help.nextcloud.com/latest.md) · [Categories](https://help.nextcloud.com/categories.md) · [Tags](https://help.nextcloud.com/tags.md) --- ## [Auto-creating Talk public links for calendar events created in any CalDAV client. Has this been done, and is it a good idea?](https://help.nextcloud.com/t/auto-creating-talk-public-links-for-calendar-events-created-in-any-caldav-client-has-this-been-done-and-is-it-a-good-idea/250652)
**Author:** [@master\_data\_pro](https://help.nextcloud.com/u/master_data_pro)\ **Replies:** 4\ **Last updated:** [October 9, 2026, 1:30pm UTC](https://help.nextcloud.com/t/auto-creating-talk-public-links-for-calendar-events-created-in-any-caldav-client-has-this-been-done-and-is-it-a-good-idea/250652 "2026-10-09T13:30:21Z")
Hi! Some of my users want to keep using the native iOS Calendar app, but they don’t want to leave it just to create a Talk public link for a meeting. The Nextcloud Calendar web UI makes this easy, but iOS Calendar obvio… --- ## [Accepted invites via e-mail still shown in the calendar item as pending](https://help.nextcloud.com/t/accepted-invites-via-e-mail-still-shown-in-the-calendar-item-as-pending/242503)
**Author:** [@HarterHorst](https://help.nextcloud.com/u/HarterHorst)\ **Replies:** 2\ **Last updated:** [July 2, 2026, 9:24am UTC](https://help.nextcloud.com/t/accepted-invites-via-e-mail-still-shown-in-the-calendar-item-as-pending/242503 "2026-07-02T09:24:57Z")
Dear all, I have issues with the calendar invitation replies, which is, from my perspective, an elementary feature for using the calendar in organisations. NC 32.0.6, Calendar 6.2.1, Mail 5.7 hosted at Hetzner. My pri… --- ## [Error Http 500 CalDAV](https://help.nextcloud.com/t/error-http-500-caldav/244963)
**Author:** [@Uturn](https://help.nextcloud.com/u/Uturn)\ **Replies:** 1\ **Last updated:** [May 29, 2026, 6:23am UTC](https://help.nextcloud.com/t/error-http-500-caldav/244963 "2026-05-29T06:23:07Z")
Which general topic do you have my cloud will not accept calendar entries nor sync via CalDAV, instead it spits out a HTTP 500 error. Contacts read, write, and sync ok however. --- ## [Occasional Caldav hangs \[solved by workaround\]](https://help.nextcloud.com/t/occasional-caldav-hangs-solved-by-workaround/243046)
**Author:** [@OldNobody](https://help.nextcloud.com/u/OldNobody)\ **Replies:** 10\ **Last updated:** [May 20, 2026, 10:50am UTC](https://help.nextcloud.com/t/occasional-caldav-hangs-solved-by-workaround/243046 "2026-05-20T10:50:38Z")
▶ The Basics Nextcloud Server version (e.g., 29.x.x): 32.0.8 Operating system and version (e.g., Ubuntu 24.04): Debian 13 Web server and version (e.g, Apache 2.4.25): Apache 2.4.66-1~deb13u2 Reverse proxy and v… --- ## [Unable to sync completed tasks from Thunderbird to Nextcloud via CalDAV](https://help.nextcloud.com/t/unable-to-sync-completed-tasks-from-thunderbird-to-nextcloud-via-caldav/242795)
**Author:** [@myssv](https://help.nextcloud.com/u/myssv)\ **Replies:** 10\ **Last updated:** [April 23, 2026, 1:25pm UTC](https://help.nextcloud.com/t/unable-to-sync-completed-tasks-from-thunderbird-to-nextcloud-via-caldav/242795 "2026-04-23T13:25:46Z")
I had already asked this question in the German forum, but unfortunately didn’t receive a response there. Which provider? Hetzner Storage Share What hardware? ? Operating system and version of ALL involved systems: I u… --- ## ["HMAC does not match" While trying to set up CalDav on MacBook](https://help.nextcloud.com/t/hmac-does-not-match-while-trying-to-set-up-caldav-on-macbook/241180)
**Author:** [@BenediktNC](https://help.nextcloud.com/u/BenediktNC)\ **Replies:** 1\ **Last updated:** [March 6, 2026, 7:13pm UTC](https://help.nextcloud.com/t/hmac-does-not-match-while-trying-to-set-up-caldav-on-macbook/241180 "2026-03-06T19:13:15Z")
▶ Support intro The Basics Nextcloud Server version (e.g., 29.x.x): 33.0.0 Operating system and version (e.g., Ubuntu 24.04): Ubuntu 24.04.4 LTS Web server and version (e.g, Apache 2.4.25): I dont know, it was in… --- ## [DAVx5 + Cloudflare = Request does not pass strict cookie check](https://help.nextcloud.com/t/davx5-cloudflare-request-does-not-pass-strict-cookie-check/240773)
**Author:** [@rikm](https://help.nextcloud.com/u/rikm)\ **Replies:** 0\ **Last updated:** [February 22, 2026, 10:43am UTC](https://help.nextcloud.com/t/davx5-cloudflare-request-does-not-pass-strict-cookie-check/240773 "2026-02-22T10:43:47Z")
▶ Nextcloud Server version (e.g., 29.x.x): 33.0.0 Operating system and version (e.g., Ubuntu 24.04): Debian 13.2 Web server and version (e.g, Apache 2.4.25): Apache 2.4.66 Reverse proxy and version \_(e.g. nginx… --- ## [Calendar: Rooms booking via CalDAV](https://help.nextcloud.com/t/calendar-rooms-booking-via-caldav/239642)
**Author:** [@danielbierstedt](https://help.nextcloud.com/u/danielbierstedt)\ **Replies:** 1\ **Last updated:** [February 6, 2026, 6:33am UTC](https://help.nextcloud.com/t/calendar-rooms-booking-via-caldav/239642 "2026-02-06T06:33:35Z")
I have no support/technical question and have seen the support category. (Be aware that direct support questions will be deleted.) on Which general topic do you have Hello, I’m looking for a way to integrate a booking … --- ## [Für dieses Konto wurde keine Ende-zu-Ende-Verschlüsselung initialisiert](https://help.nextcloud.com/t/fur-dieses-konto-wurde-keine-ende-zu-ende-verschlusselung-initialisiert/236176)
**Author:** [@papalangi](https://help.nextcloud.com/u/papalangi)\ **Replies:** 1\ **Last updated:** [December 20, 2025, 5:07pm UTC](https://help.nextcloud.com/t/fur-dieses-konto-wurde-keine-ende-zu-ende-verschlusselung-initialisiert/236176 "2025-12-20T17:07:35Z")
Ich habe eine Nextcloud Installation die unter truenas als Docker läuft. eine alte Version Nextcloud Hub 3 (25.0.2) ich bekomme sie aber nicht mehr upgedatet. Das ist die Kubernetes Version von Nextcloud. Auf einem neue… --- ## [Installed iOS profile but cannot authenticate with password fail](https://help.nextcloud.com/t/installed-ios-profile-but-cannot-authenticate-with-password-fail/193501)
**Author:** [@Gorrunyo](https://help.nextcloud.com/u/Gorrunyo)\ **Replies:** 5\ **Last updated:** [November 17, 2025, 2:38pm UTC](https://help.nextcloud.com/t/installed-ios-profile-but-cannot-authenticate-with-password-fail/193501 "2025-11-17T14:38:51Z")
Hi, These are the steps I toke: 1 - Enable 2FA 2 - In the security section of the user settings, generate a new application password 3 - On the iPhone, using Safari, login into the Nextcloud server and download the c… --- ## [Ipad recognises Nextcloud calendars, but content does not sync](https://help.nextcloud.com/t/ipad-recognises-nextcloud-calendars-but-content-does-not-sync/235068)
**Author:** [@Kiko](https://help.nextcloud.com/u/Kiko)\ **Replies:** 1\ **Last updated:** [November 3, 2025, 8:52am UTC](https://help.nextcloud.com/t/ipad-recognises-nextcloud-calendars-but-content-does-not-sync/235068 "2025-11-03T08:52:03Z")
My situation: Nextcloud 32.0.1 but error ocurred also with previous version PHP version 8.3.8 Distributed server; no access to system setup SSL provided by Let’s Encrypt Nextcloud Calendar App version 6.0.2 Sync ac… --- ## [Provide a link with mixed calendars -- detailed meetings and availability?](https://help.nextcloud.com/t/provide-a-link-with-mixed-calendars-detailed-meetings-and-availability/234608)
**Author:** [@Kalytis](https://help.nextcloud.com/u/Kalytis)\ **Replies:** 0\ **Last updated:** [October 24, 2025, 4:24pm UTC](https://help.nextcloud.com/t/provide-a-link-with-mixed-calendars-detailed-meetings-and-availability/234608 "2025-10-24T16:24:13Z")
▶ Support intro Some or all of the below information will be requested if it isn’t supplied; for fastest response please provide as much as you can. :heart: The Basics Nextcloud Server version (e.g., 29.x.x): 32.0.0 O… --- ## [How to display appointments older than 3 months on mobiles?](https://help.nextcloud.com/t/how-to-display-appointments-older-than-3-months-on-mobiles/233544)
**Author:** [@jonc](https://help.nextcloud.com/u/jonc)\ **Replies:** 3\ **Last updated:** [October 8, 2025, 6:35pm UTC](https://help.nextcloud.com/t/how-to-display-appointments-older-than-3-months-on-mobiles/233544 "2025-10-08T18:35:04Z")
Hello, I have a problem where past events in my Nextcloud Calendar on my smartphones are only displayed for up to about 3 months in the past. After that, they are no longer visible. Only recurring events are displayed. … --- ## [Unknown or bad timezone (Europe/Kiev) when sync with CalDav Synchronizer](https://help.nextcloud.com/t/unknown-or-bad-timezone-europe-kiev-when-sync-with-caldav-synchronizer/231739)
**Author:** [@webtourHS](https://help.nextcloud.com/u/webtourHS)\ **Replies:** 2\ **Last updated:** [September 9, 2025, 2:59pm UTC](https://help.nextcloud.com/t/unknown-or-bad-timezone-europe-kiev-when-sync-with-caldav-synchronizer/231739 "2025-09-09T14:59:46Z")
▶ Support intro Some or all of the below information will be requested if it isn’t supplied; for fastest response please provide as much as you can. :heart: The Basics Nextcloud Server version (e.g., 29.x.x): 31.08 O… --- ## [Error 429 when trying to connect calendar with tasks via DAvX5 (Android)](https://help.nextcloud.com/t/error-429-when-trying-to-connect-calendar-with-tasks-via-davx5-android/231539)
**Author:** [@oliknut](https://help.nextcloud.com/u/oliknut)\ **Replies:** 11\ **Last updated:** [September 9, 2025, 11:23am UTC](https://help.nextcloud.com/t/error-429-when-trying-to-connect-calendar-with-tasks-via-davx5-android/231539 "2025-09-09T11:23:33Z")
The Basics Nextcloud Server version (e.g., 29.x.x): 31.0.8 Operating system and version (e.g., Ubuntu 24.04): Linux 6.8.0-51-generic x86\_64 Web server and version (e.g, Apache 2.4.25): ? Reverse proxy and versi… --- ## [Birthday Calendar - caldav link?](https://help.nextcloud.com/t/birthday-calendar-caldav-link/231335)
**Author:** [@Zappa](https://help.nextcloud.com/u/Zappa)\ **Replies:** 2\ **Last updated:** [September 1, 2025, 7:04pm UTC](https://help.nextcloud.com/t/birthday-calendar-caldav-link/231335 "2025-09-01T19:04:18Z")
Hi, how is the internal link - the link to the caldav for the automatic Birthday Calendar? I can not find this url in the Calendar App? thanks! --- ## [Caldav - should it be this hard?](https://help.nextcloud.com/t/caldav-should-it-be-this-hard/228865)
**Author:** [@igoddard](https://help.nextcloud.com/u/igoddard)\ **Replies:** 15\ **Last updated:** [August 8, 2025, 11:07am UTC](https://help.nextcloud.com/t/caldav-should-it-be-this-hard/228865 "2025-08-08T11:07:03Z")
I categorise software into “Just works”, “Only just works” and “Just doesn’t work”. For years I’ve had a Pi server on my local network, Caldav (eventually) linking my calendar to Seamoney calendar on desktop and, via D… --- ## [Cannot modify shared Nextcloud calendar in Thunderbird](https://help.nextcloud.com/t/cannot-modify-shared-nextcloud-calendar-in-thunderbird/228378)
**Author:** [@katkam](https://help.nextcloud.com/u/katkam)\ **Replies:** 4\ **Last updated:** [July 10, 2025, 2:50pm UTC](https://help.nextcloud.com/t/cannot-modify-shared-nextcloud-calendar-in-thunderbird/228378 "2025-07-10T14:50:53Z")
The Basics Nextcloud Server version (e.g., 29.x.x): 31.0.6 Operating system and version (e.g., Ubuntu 24.04): Ubuntu 24.04.2 LTS Installation method (e.g. AlO, NCP, Bare Metal/Archive, etc.) Snap provided by Ubun… --- ## [Can't get Thunderbird to sync calendar/contacts w/ Nextcloud](https://help.nextcloud.com/t/cant-get-thunderbird-to-sync-calendar-contacts-w-nextcloud/226308)
**Author:** [@mdiehl](https://help.nextcloud.com/u/mdiehl)\ **Replies:** 8\ **Last updated:** [July 7, 2025, 7:31pm UTC](https://help.nextcloud.com/t/cant-get-thunderbird-to-sync-calendar-contacts-w-nextcloud/226308 "2025-07-07T19:31:51Z")
Hi everyone. I’m having difficulty getting Thunderbird to sync to my NC calendar and contacts. This used to work, but I recently had a hard drive failure on my workstation and am having to rebuild from scratch. I’ve a… --- ## [Switching to Nextcloud calendar (as an Android user)](https://help.nextcloud.com/t/switching-to-nextcloud-calendar-as-an-android-user/225710)
**Author:** [@airflow](https://help.nextcloud.com/u/airflow)\ **Replies:** 11\ **Last updated:** [June 2, 2025, 5:51am UTC](https://help.nextcloud.com/t/switching-to-nextcloud-calendar-as-an-android-user/225710 "2025-06-02T05:51:59Z")
Hello Community! My goal: I really would like to switch from Google to Nextcloud completely, step by step. After succesfully migrating filesharing and contact-management for a while, I am now also moving the calendar. … --- ## [Nextcloud 31.0.4 issues with CalDAV/CardDAV on iOS 18.4.1](https://help.nextcloud.com/t/nextcloud-31-0-4-issues-with-caldav-carddav-on-ios-18-4-1/224929)
**Author:** [@Roi](https://help.nextcloud.com/u/Roi)\ **Replies:** 4\ **Last updated:** [May 15, 2025, 10:20pm UTC](https://help.nextcloud.com/t/nextcloud-31-0-4-issues-with-caldav-carddav-on-ios-18-4-1/224929 "2025-05-15T22:20:51Z")
The Basics Nextcloud Server version (e.g., 29.x.x): 31.0.4 Operating system and version (e.g., Ubuntu 24.04): Debian Bullseye Web server and version (e.g, Apache 2.4.25): 2.4.62-1~deb11u2 PHP version (e.g, 8.3):… --- ## [API REST/JSON for Nextcloud and MCP (SSE) support](https://help.nextcloud.com/t/api-rest-json-for-nextcloud-and-mcp-sse-support/224539)
**Author:** [@Harokku\_Kyaputen](https://help.nextcloud.com/u/Harokku_Kyaputen)\ **Replies:** 2\ **Last updated:** [May 12, 2025, 11:30am UTC](https://help.nextcloud.com/t/api-rest-json-for-nextcloud-and-mcp-sse-support/224539 "2025-05-12T11:30:18Z")
I have no support/technical question and have seen the support category. (Be aware that direct support questions will be deleted.) on Which general topic do you have I am proud to introduce a powerful extension for Next… --- ## [Calendaring : Seeking clarity regarding the Room and Resource scheduling implementation](https://help.nextcloud.com/t/calendaring-seeking-clarity-regarding-the-room-and-resource-scheduling-implementation/218217)
**Author:** [@darianisak](https://help.nextcloud.com/u/darianisak)\ **Replies:** 2\ **Last updated:** [April 25, 2025, 5:14pm UTC](https://help.nextcloud.com/t/calendaring-seeking-clarity-regarding-the-room-and-resource-scheduling-implementation/218217 "2025-04-25T17:14:05Z")
Hi all, I was curious if someone could clarify how resource scheduling is intended to work within the dav application w/regards to CalDAV events? In specific, this line within the scheduling plugin seems to be faulty. … --- ## [Sync Interval of CalDav-Calender - How to update manually?](https://help.nextcloud.com/t/sync-interval-of-caldav-calender-how-to-update-manually/223433)
**Author:** [@AHelm](https://help.nextcloud.com/u/AHelm)\ **Replies:** 4\ **Last updated:** [April 24, 2025, 12:04pm UTC](https://help.nextcloud.com/t/sync-interval-of-caldav-calender-how-to-update-manually/223433 "2025-04-24T12:04:50Z")
▶ Support intro Some or all of the below information will be requested if it isn’t supplied; for fastest response please provide as much as you can. :heart: The Basics Nextcloud Server version (e.g., 29.x.x): 30.0.6 P… --- ## [Redirect does not work for iOS/macOS CalDAV/carddav sync](https://help.nextcloud.com/t/redirect-does-not-work-for-ios-macos-caldav-carddav-sync/223053)
**Author:** [@papalangi](https://help.nextcloud.com/u/papalangi)\ **Replies:** 1\ **Last updated:** [April 20, 2025, 3:03pm UTC](https://help.nextcloud.com/t/redirect-does-not-work-for-ios-macos-caldav-carddav-sync/223053 "2025-04-20T15:03:10Z")
Operating system: Linux 6.12.15-production+truenas #1 SMP PREEMPT\_DYNAMIC Mon Apr 14 14:41:12 UTC 2025 x86\_64 Webserver: Apache/2.4.62 (Debian) (apache2handler) Database: pgsql PostgreSQL 17.4 (Debian 17.4-1.pgdg120+2)… --- ## [Some events are missing on ios caldav calendar](https://help.nextcloud.com/t/some-events-are-missing-on-ios-caldav-calendar/209948)
**Author:** [@Merome](https://help.nextcloud.com/u/Merome)\ **Replies:** 3\ **Last updated:** [March 17, 2025, 12:53pm UTC](https://help.nextcloud.com/t/some-events-are-missing-on-ios-caldav-calendar/209948 "2025-03-17T12:53:06Z")
We have about 400 Nextcloud accounts, syncing caldav calendars with Android and iOS devices (and Thunderbird). On 2 Iphones devices of 2 different users, some events are missing. Not all the events, only some. We cannot … --- ## [Import Subscribed calender to Personal](https://help.nextcloud.com/t/import-subscribed-calender-to-personal/217391)
**Author:** [@\_jes](https://help.nextcloud.com/u/_jes)\ **Replies:** 1\ **Last updated:** [February 13, 2025, 11:37am UTC](https://help.nextcloud.com/t/import-subscribed-calender-to-personal/217391 "2025-02-13T11:37:43Z")
The Basics Nextcloud Server version (e.g., 29.x.x): Nextcloud Hub 8\] (29.0.9) on Hetzner Webhosting My Setup (Calendar APP) I have two Personal Calendar and multiple ICAL subscription to my Work Calendars. This work… --- ## [Extremely slow editing calendar in Thunderbird CalDAV ](https://help.nextcloud.com/t/extremely-slow-editing-calendar-in-thunderbird-caldav/216853)
**Author:** [@mannya](https://help.nextcloud.com/u/mannya)\ **Replies:** 0\ **Last updated:** [February 6, 2025, 6:28pm UTC](https://help.nextcloud.com/t/extremely-slow-editing-calendar-in-thunderbird-caldav/216853 "2025-02-06T18:28:00Z")
Hello, We’re seeing very slow ( 10+ seconds) behavior when editing a synced calendar in Thunderbird, accompanied by a massive spike in CPU usage Reported in GitHub here - https://github.com/nextcloud/server/issues/47… --- ## [What is the nextcloud ios link and where can I find it?](https://help.nextcloud.com/t/what-is-the-nextcloud-ios-link-and-where-can-i-find-it/215352)
**Author:** [@not](https://help.nextcloud.com/u/not)\ **Replies:** 1\ **Last updated:** [January 19, 2025, 12:52pm UTC](https://help.nextcloud.com/t/what-is-the-nextcloud-ios-link-and-where-can-i-find-it/215352 "2025-01-19T12:52:05Z")
Where can I find the ios link mentioned on the last post of this? I don’t see it in the calendar page of nextcloud or the settings --- ## [Incorrect calendar refresh rate when subscribing to a Nextcloud calendar (but works fine with other subscriptions)](https://help.nextcloud.com/t/incorrect-calendar-refresh-rate-when-subscribing-to-a-nextcloud-calendar-but-works-fine-with-other-subscriptions/214630)
**Author:** [@avatar1024](https://help.nextcloud.com/u/avatar1024)\ **Replies:** 1\ **Last updated:** [January 18, 2025, 10:02pm UTC](https://help.nextcloud.com/t/incorrect-calendar-refresh-rate-when-subscribing-to-a-nextcloud-calendar-but-works-fine-with-other-subscriptions/214630 "2025-01-18T22:02:47Z")
▶ Support intro Some or all of the below information will be requested if it isn’t supplied; for fastest response please provide as much as you can. :heart: The Basics Nextcloud Server version (e.g., 29.x.x): 30.0.3 O… [Next page](https://help.nextcloud.com/tag/caldav/511.md?match_all_tags=true&page=1&tags%5B%5D=caldav)