Flow price: --
e61b09bd2046b6b56d25a59eb3ab0095cad1d3fad2d7a1cb4c93b2ccdc4cea6c

Transaction

Hash: e61b09bd2046b6b56d25a59eb3ab0095cad1d3fad2d7a1cb4c93b2ccdc4cea6c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e61b09bd2046b6b56d25a59eb3ab0095cad1d3fad2d7a1cb4c93b2ccdc4cea6c: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:
e61b09bd2046b6b56d25a59eb3ab0095cad1d3fad2d7a1cb4c93b2ccdc4cea6c
Status:
ERROR
Block height:
39727764
Block id:
514a96a646da74d331e635e25b9bfa9731d839d586c3fa2229fa2a1855c59ff1
Timestamp:
Wednesday 26 October 2022 at 04:29:41 UTC
()
Proposer:
Authorizers:
Gas used:
46