Flow price: --
19e14e698d079642d6bf779281e9d644b5633916c04f74ab164c9d09bbc44bcc

Transaction

Hash: 19e14e698d079642d6bf779281e9d644b5633916c04f74ab164c9d09bbc44bcc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 19e14e698d079642d6bf779281e9d644b5633916c04f74ab164c9d09bbc44bcc: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:
19e14e698d079642d6bf779281e9d644b5633916c04f74ab164c9d09bbc44bcc
Status:
ERROR
Block height:
40044010
Block id:
4bceca0cce7af26c5e3b9a2c474878dedcac8860719d85d4a92b7990268b5fee
Timestamp:
Monday 31 October 2022 at 11:21:15 UTC
()
Proposer:
Authorizers:
Gas used:
48