Flow price: --
8d8b5a3cc2686eccdb53e36b4383f646f51a1aa6db4e6f3360bc06d9968e838b

Transaction

Hash: 8d8b5a3cc2686eccdb53e36b4383f646f51a1aa6db4e6f3360bc06d9968e838b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8d8b5a3cc2686eccdb53e36b4383f646f51a1aa6db4e6f3360bc06d9968e838b: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:
8d8b5a3cc2686eccdb53e36b4383f646f51a1aa6db4e6f3360bc06d9968e838b
Status:
ERROR
Block height:
39879107
Block id:
2ef5b7536992ef6fd53ea34df5830fb33a049dc24ef909055040e486e482bde2
Timestamp:
Friday 28 October 2022 at 17:27:49 UTC
()
Proposer:
Authorizers:
Gas used:
47