Flow price: --
7ad2ac40a0502b8713ecc62e4f0d7b6f4f97b200f9db81298d2c62abdb41fd40

Transaction

Hash: 7ad2ac40a0502b8713ecc62e4f0d7b6f4f97b200f9db81298d2c62abdb41fd40
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7ad2ac40a0502b8713ecc62e4f0d7b6f4f97b200f9db81298d2c62abdb41fd40:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7ad2ac40a0502b8713ecc62e4f0d7b6f4f97b200f9db81298d2c62abdb41fd40
Status:
ERROR
Block height:
39884592
Block id:
059b45293d82f956ca2810a78badd865dad2d9f6c74846f5074e0c7f4553cc72
Timestamp:
Friday 28 October 2022 at 19:39:48 UTC
()
Proposer:
Authorizers:
Gas used:
47