Flow price: --
ae9156da5d6e8f040329fce4d4bb9dd0009e6161a320e8b20e2ef81a864481f9

Transaction

Hash: ae9156da5d6e8f040329fce4d4bb9dd0009e6161a320e8b20e2ef81a864481f9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ae9156da5d6e8f040329fce4d4bb9dd0009e6161a320e8b20e2ef81a864481f9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ae9156da5d6e8f040329fce4d4bb9dd0009e6161a320e8b20e2ef81a864481f9
Status:
ERROR
Block height:
40086406
Block id:
d97b19e38302c687838e077885ec942f9cbb608d79d0b08ccccb64415523326f
Timestamp:
Tuesday 1 November 2022 at 04:23:51 UTC
()
Proposer:
Authorizers:
Gas used:
46