Flow price: --
676a8d49466022308841d322d9010256d3669186a3ed98bdd7b76a61cb20eb8e

Transaction

Hash: 676a8d49466022308841d322d9010256d3669186a3ed98bdd7b76a61cb20eb8e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 676a8d49466022308841d322d9010256d3669186a3ed98bdd7b76a61cb20eb8e: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:
676a8d49466022308841d322d9010256d3669186a3ed98bdd7b76a61cb20eb8e
Status:
ERROR
Block height:
40022407
Block id:
ade1db7d60996e4f884aaf506a44d6685d1c222ccc0dede735b3ac6b701e5e68
Timestamp:
Monday 31 October 2022 at 02:39:44 UTC
()
Proposer:
Authorizers:
Gas used:
48