Flow price: --
28b037a3259dcb0af4f06d4a291977d8580854a855728c241aa809ade50a6e2c

Transaction

Hash: 28b037a3259dcb0af4f06d4a291977d8580854a855728c241aa809ade50a6e2c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 28b037a3259dcb0af4f06d4a291977d8580854a855728c241aa809ade50a6e2c:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
28b037a3259dcb0af4f06d4a291977d8580854a855728c241aa809ade50a6e2c
Status:
ERROR
Block height:
40103858
Block id:
515c4b8e3da83beae8db8cd00c94b9d7ce9188f9deaf08259ac209c915096424
Timestamp:
Tuesday 1 November 2022 at 11:28:48 UTC
()
Proposer:
Authorizers:
Gas used:
46