Flow price: --
f9f3bbc522f2f1d58fee9942f4e214d90e8fe370d5d9d301ac98b875adadb326

Transaction

Hash: f9f3bbc522f2f1d58fee9942f4e214d90e8fe370d5d9d301ac98b875adadb326
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f9f3bbc522f2f1d58fee9942f4e214d90e8fe370d5d9d301ac98b875adadb326:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f9f3bbc522f2f1d58fee9942f4e214d90e8fe370d5d9d301ac98b875adadb326
Status:
ERROR
Block height:
39827300
Block id:
c341e82066dcc0c6f028b4a7d23c66e91b522303cbd16aa90606de462825775d
Timestamp:
Thursday 27 October 2022 at 20:38:17 UTC
()
Proposer:
Authorizers:
Gas used:
48