Flow price: --
4b5aeff7d5edf64e6b7e6238ba141396d1c51ea81646a8b85265278a82416e9b

Transaction

Hash: 4b5aeff7d5edf64e6b7e6238ba141396d1c51ea81646a8b85265278a82416e9b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4b5aeff7d5edf64e6b7e6238ba141396d1c51ea81646a8b85265278a82416e9b: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:
4b5aeff7d5edf64e6b7e6238ba141396d1c51ea81646a8b85265278a82416e9b
Status:
ERROR
Block height:
40113280
Block id:
a42c67e652401529843ca7641e5288f6a09ab1f933fd84cbdee8d2e91839ef93
Timestamp:
Tuesday 1 November 2022 at 15:17:42 UTC
()
Proposer:
Authorizers:
Gas used:
48