Flow price: --
f2f4383a46e702d9e39e6877170ffc7e0b2477370a5aee960bd8599fe0d5d39f

Transaction

Hash: f2f4383a46e702d9e39e6877170ffc7e0b2477370a5aee960bd8599fe0d5d39f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f2f4383a46e702d9e39e6877170ffc7e0b2477370a5aee960bd8599fe0d5d39f: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:
f2f4383a46e702d9e39e6877170ffc7e0b2477370a5aee960bd8599fe0d5d39f
Status:
ERROR
Block height:
39928849
Block id:
77d21d0cb6649af05615a2582eafa3075101934e564b7a37c52a7542e7d80929
Timestamp:
Saturday 29 October 2022 at 13:21:25 UTC
()
Proposer:
Authorizers:
Gas used:
47