Flow price: --
9b2969a6d545f2bcd9832c7b70b0a681743fddf1d81cc017ce9855b7a95807b6

Transaction

Hash: 9b2969a6d545f2bcd9832c7b70b0a681743fddf1d81cc017ce9855b7a95807b6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9b2969a6d545f2bcd9832c7b70b0a681743fddf1d81cc017ce9855b7a95807b6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9b2969a6d545f2bcd9832c7b70b0a681743fddf1d81cc017ce9855b7a95807b6
Status:
ERROR
Block height:
39803683
Block id:
fa4cc2a89937ec75b17354f913535d6fb32ea918e9398a1211dd3820fb9baf0f
Timestamp:
Thursday 27 October 2022 at 11:03:36 UTC
()
Proposer:
Authorizers:
Gas used:
47