Hey Pablo,
Did the previous transaction (where the UTXO came from) was a large one?
Due to a SegWit bug, the PSBT must include the full previous transaction. See relevant thread here:
https://x.com/hugomofn/status/1499409174790295552
/ nunchuk_io
npub1cv…9yjt3
2024-12-24 14:50:52
in reply to nevent1q…njn9
Author Public Key
npub1cvqlzvmjercdn0ypsmv8f7j9lge6ahsnueh5rparh53wuswftv4q49yjt3Published at
2024-12-24 14:50:52Event JSON
{
"id": "e1e767faf2d0e6c07e81d73643bfba137521e3022a3ecac2d295b154b46c1dee",
"pubkey": "c301f13372c8f0d9bc8186d874fa45fa33aede13e66f4187a3bd22ee41c95b2a",
"created_at": 1735051852,
"kind": 1,
"tags": [
[
"e",
"ad2b4a1abda30f1dcc0c417b6575b9b05eaffa0dd79cebfa10a5a8e7766c1925",
"",
"root"
],
[
"p",
"c301f13372c8f0d9bc8186d874fa45fa33aede13e66f4187a3bd22ee41c95b2a"
],
[
"p",
"fa984bd7dbb282f07e16e7ae87b26a2a7b9b90b7246a44771f0cf5ae58018f52"
]
],
"content": "Hey Pablo,\nDid the previous transaction (where the UTXO came from) was a large one?\n\nDue to a SegWit bug, the PSBT must include the full previous transaction. See relevant thread here:\nhttps://x.com/hugomofn/status/1499409174790295552",
"sig": "21510f1f323557ac05875ea589e10765d657d5e05b1a484df7ece5c2816f0d96f6b28c9f1c517a1e3d70fa4cd4feda75689423f1315ed57f8670141e3c6a681b"
}