Flow price: --
c4ddebbde690094d7c8c8ea9f725999a5a165db346be3c5de01c4aef55c8c449

Transaction

Hash: c4ddebbde690094d7c8c8ea9f725999a5a165db346be3c5de01c4aef55c8c449
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c4ddebbde690094d7c8c8ea9f725999a5a165db346be3c5de01c4aef55c8c449:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c4ddebbde690094d7c8c8ea9f725999a5a165db346be3c5de01c4aef55c8c449
Status:
ERROR
Block height:
40000728
Block id:
9981a101633aa6a45ed2100920761ef93ad515326f4d6f9f891a047d19175809
Timestamp:
Sunday 30 October 2022 at 18:03:31 UTC
()
Proposer:
Authorizers:
Gas used:
46