Flow price: --
506acd30f673344873a45c4311441d2b6bf70694718f8a2d7b665148aa25941a

Transaction

Hash: 506acd30f673344873a45c4311441d2b6bf70694718f8a2d7b665148aa25941a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 506acd30f673344873a45c4311441d2b6bf70694718f8a2d7b665148aa25941a: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:
506acd30f673344873a45c4311441d2b6bf70694718f8a2d7b665148aa25941a
Status:
ERROR
Block height:
40030810
Block id:
45ee2054b2f02eae8d2be5a24f5392a9fdda977257bd8d31813318a6788ec8e8
Timestamp:
Monday 31 October 2022 at 06:02:54 UTC
()
Proposer:
Authorizers:
Gas used:
48