Flow price: --
427fe5a641945200faf45b8dcb7518d8ea5fc9cec51ca3967b40920d8e2a363b

Transaction

Hash: 427fe5a641945200faf45b8dcb7518d8ea5fc9cec51ca3967b40920d8e2a363b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 427fe5a641945200faf45b8dcb7518d8ea5fc9cec51ca3967b40920d8e2a363b: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:
427fe5a641945200faf45b8dcb7518d8ea5fc9cec51ca3967b40920d8e2a363b
Status:
ERROR
Block height:
40165717
Block id:
458cb17346aae4e2ac1bd27396fbf7a7cdba5bd875717e8c1a28df82c97e13e1
Timestamp:
Wednesday 2 November 2022 at 12:37:02 UTC
()
Proposer:
Authorizers:
Gas used:
47