Flow price: --
3fabe56ca907e048de1be0b5af7440ed33f6c89073d0679581a2da198dc8e198

Transaction

Hash: 3fabe56ca907e048de1be0b5af7440ed33f6c89073d0679581a2da198dc8e198
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3fabe56ca907e048de1be0b5af7440ed33f6c89073d0679581a2da198dc8e198:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3fabe56ca907e048de1be0b5af7440ed33f6c89073d0679581a2da198dc8e198
Status:
ERROR
Block height:
40120151
Block id:
27741c0e367e60930b0b513d56d9ce734533fd260c2eae962d1bb6116a00a8a6
Timestamp:
Tuesday 1 November 2022 at 18:04:49 UTC
()
Proposer:
Authorizers:
Gas used:
62