Flow price: --
4ab50e69d51f61cf3919ffe6c80d7d033ffa8e8a6cf95a4cba0b8518ac02a7be

Transaction

Hash: 4ab50e69d51f61cf3919ffe6c80d7d033ffa8e8a6cf95a4cba0b8518ac02a7be
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4ab50e69d51f61cf3919ffe6c80d7d033ffa8e8a6cf95a4cba0b8518ac02a7be: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:
4ab50e69d51f61cf3919ffe6c80d7d033ffa8e8a6cf95a4cba0b8518ac02a7be
Status:
ERROR
Block height:
39850761
Block id:
9c7f6290d4f9bbf0bd8fd9ddd3187382e1e922166317a6a3a598e062fd999eb4
Timestamp:
Friday 28 October 2022 at 06:03:56 UTC
()
Proposer:
Authorizers:
Gas used:
50