Flow price: --
857a8b991b62fd5438af63ce197cfb20cfc7d2bec145bf9c2914867a8859e020

Transaction

Hash: 857a8b991b62fd5438af63ce197cfb20cfc7d2bec145bf9c2914867a8859e020
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 857a8b991b62fd5438af63ce197cfb20cfc7d2bec145bf9c2914867a8859e020:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
857a8b991b62fd5438af63ce197cfb20cfc7d2bec145bf9c2914867a8859e020
Status:
ERROR
Block height:
40170362
Block id:
94cb8562c8fefeb002c46fb8db5468ca7e2a9a1769c710b45980aa4e733ba612
Timestamp:
Wednesday 2 November 2022 at 14:29:18 UTC
()
Proposer:
Authorizers:
Gas used:
50