Flow price: --
9bc1aa5eb4d4e5f0a6c2e165843367bfa1e9308e1e9f27eabaa7ae9aaf182f3b

Transaction

Hash: 9bc1aa5eb4d4e5f0a6c2e165843367bfa1e9308e1e9f27eabaa7ae9aaf182f3b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9bc1aa5eb4d4e5f0a6c2e165843367bfa1e9308e1e9f27eabaa7ae9aaf182f3b: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:
9bc1aa5eb4d4e5f0a6c2e165843367bfa1e9308e1e9f27eabaa7ae9aaf182f3b
Status:
ERROR
Block height:
40032811
Block id:
d3608121e78393f6534f9ab34dabbfc6ed157d1116f152085680a417b89c6fc5
Timestamp:
Monday 31 October 2022 at 06:51:30 UTC
()
Proposer:
Authorizers:
Gas used:
50