# Can't copy some presets to my presets

**URL:** <https://forum.electra.one/t/cant-copy-some-presets-to-my-presets/4122>\
**Category:** Bug reports\
**Tags:** web-editor, preset\
**Created:** [January 16, 2026, 11:54am UTC](https://forum.electra.one/t/cant-copy-some-presets-to-my-presets/4122 "2026-01-16T11:54:47Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![klaustrophil](https://avatars.discourse-cdn.com/v4/letter/k/e19adc/32.png) [@klaustrophil](https://forum.electra.one/u/klaustrophil)\
**Post date:** [January 16, 2026, 11:54am UTC](https://forum.electra.one/t/cant-copy-some-presets-to-my-presets/4122/1 "2026-01-16T11:54:47Z")

</div>

I can’t copy some presets from the library into my presets to modify them.

This one doesn’t work: [Electra One App](https://app.electra.one/preset/SLzo2445MM5Y3fXsWx9j)  
This one works: [Electra One App](https://app.electra.one/preset/ZS5BSFRpk5L0dTXRVkvb)

I get the following error on the developer console if copying doesn’t work:

```auto
42154d2.js:2 FirebaseError: Function WriteBatch.set() called with invalid data. Unsupported field value: undefined (found in field targetDevice in document projects/bUurmob6yb20jipqPXdm)
    at new e (e9d8ccb.js:2:275351)
    at Ws (e9d8ccb.js:2:475754)
    at push.216.t.i_ (e9d8ccb.js:2:470471)
    at e9d8ccb.js:2:474383
    at Bs (e9d8ccb.js:2:474420)
    at e9d8ccb.js:2:474532
    at I (e9d8ccb.js:2:276595)
    at Us (e9d8ccb.js:2:474507)
    at Ms (e9d8ccb.js:2:471433)
    at push.216.t.set (e9d8ccb.js:2:501558)
Mn @ 42154d2.js:2
Nn @ 42154d2.js:2
Rn @ 42154d2.js:2
(anonymous) @ 42154d2.js:2
Promise.catch
Ln @ 42154d2.js:2
n @ 42154d2.js:2
Ln @ 42154d2.js:2
(anonymous) @ 42154d2.js:2
handleClick @ 364d752.js:2
click @ 364d752.js:2
Ln @ 42154d2.js:2
n @ 42154d2.js:2
push.Oi.c._wrapper @ 42154d2.js:2

```

I’m on MacOS using the Vivaldi browser.