Flow price: --
38618e53b8662efd93548e1a26302c3af21eb8a0ef165007580d14704f74f0d7

Transaction

Hash: 38618e53b8662efd93548e1a26302c3af21eb8a0ef165007580d14704f74f0d7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 38618e53b8662efd93548e1a26302c3af21eb8a0ef165007580d14704f74f0d7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
38618e53b8662efd93548e1a26302c3af21eb8a0ef165007580d14704f74f0d7
Status:
ERROR
Block height:
40129102
Block id:
15f04cd072078ea1f70de9c39e2529cf7c31c265085922a3861d91bd3897be99
Timestamp:
Tuesday 1 November 2022 at 21:44:09 UTC
()
Proposer:
Authorizers:
Gas used:
50