Flow price: --
c40063513e481f8c241743a19191e33488b60d8ea32ef6d3c51a585f5758f30d

Transaction

Hash: c40063513e481f8c241743a19191e33488b60d8ea32ef6d3c51a585f5758f30d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c40063513e481f8c241743a19191e33488b60d8ea32ef6d3c51a585f5758f30d: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:
c40063513e481f8c241743a19191e33488b60d8ea32ef6d3c51a585f5758f30d
Status:
ERROR
Block height:
40029363
Block id:
5e21f96275f0b7c6b758efe6de3a95405eb6cdfc5ddf9bdc72580d3db455b423
Timestamp:
Monday 31 October 2022 at 05:27:51 UTC
()
Proposer:
Authorizers:
Gas used:
47