Flow price: --
501ee6fa6b477005ba52a3a0f3ed058c247f6e560c6064a255c941a537a9291c

Transaction

Hash: 501ee6fa6b477005ba52a3a0f3ed058c247f6e560c6064a255c941a537a9291c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 501ee6fa6b477005ba52a3a0f3ed058c247f6e560c6064a255c941a537a9291c: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:
501ee6fa6b477005ba52a3a0f3ed058c247f6e560c6064a255c941a537a9291c
Status:
ERROR
Block height:
40170942
Block id:
f64aceef57e1e638e0abc2b193b68a4c6d1ff98783e919cc9d12824d05140e99
Timestamp:
Wednesday 2 November 2022 at 14:43:24 UTC
()
Proposer:
Authorizers:
Gas used:
49