Flow price: --
b9bbf805480ffb212ae4747867ef830b41231238c7c60d8f5375fd9beb748444

Transaction

Hash: b9bbf805480ffb212ae4747867ef830b41231238c7c60d8f5375fd9beb748444
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b9bbf805480ffb212ae4747867ef830b41231238c7c60d8f5375fd9beb748444:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b9bbf805480ffb212ae4747867ef830b41231238c7c60d8f5375fd9beb748444
Status:
ERROR
Block height:
39788803
Block id:
b97679008f0dc174fe90b897d7fc0e7793b90f371d24a9672db9b5faedba0a5b
Timestamp:
Thursday 27 October 2022 at 05:04:31 UTC
()
Proposer:
Authorizers:
Gas used:
47