Flow price: --
ac532d71d677614fe252db274c3a3b4311b2e7aa477d9e6b9451ec9f500be251

Transaction

Hash: ac532d71d677614fe252db274c3a3b4311b2e7aa477d9e6b9451ec9f500be251
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ac532d71d677614fe252db274c3a3b4311b2e7aa477d9e6b9451ec9f500be251:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ac532d71d677614fe252db274c3a3b4311b2e7aa477d9e6b9451ec9f500be251
Status:
ERROR
Block height:
40121658
Block id:
ec72b72876bdb4c36681de1058ec63f73f262692caa8990a2d805b5f95e03b1a
Timestamp:
Tuesday 1 November 2022 at 18:41:09 UTC
()
Proposer:
Authorizers:
Gas used:
50