Flow price: --
b6de7645c337d1dfb6bbc827721dff50b894c72e7015fb63e03e6d80fa3e4bbe

Transaction

Hash: b6de7645c337d1dfb6bbc827721dff50b894c72e7015fb63e03e6d80fa3e4bbe
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b6de7645c337d1dfb6bbc827721dff50b894c72e7015fb63e03e6d80fa3e4bbe: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:
b6de7645c337d1dfb6bbc827721dff50b894c72e7015fb63e03e6d80fa3e4bbe
Status:
ERROR
Block height:
40169886
Block id:
b0269409928792993a8cd2772957be0dc212b890ee421d4c019ad6faeccb3485
Timestamp:
Wednesday 2 November 2022 at 14:17:47 UTC
()
Proposer:
Authorizers:
Gas used:
46