Flow price: --
75d7b57a8a374e6042d2d51c15a14d9da09846b2796099d85fae7d696e209871

Transaction

Hash: 75d7b57a8a374e6042d2d51c15a14d9da09846b2796099d85fae7d696e209871
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75d7b57a8a374e6042d2d51c15a14d9da09846b2796099d85fae7d696e209871:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
75d7b57a8a374e6042d2d51c15a14d9da09846b2796099d85fae7d696e209871
Status:
ERROR
Block height:
39735571
Block id:
9df6ecd046a9ed8318548df49537484fa2f4f7bd811da2f3c33e34368ff57617
Timestamp:
Wednesday 26 October 2022 at 07:38:30 UTC
()
Proposer:
Authorizers:
Gas used:
49