Flow price: --
2a30142379c4ebda9099230f43cf487bb90c7d341ee2560b37012083c79a1bcd

Transaction

Hash: 2a30142379c4ebda9099230f43cf487bb90c7d341ee2560b37012083c79a1bcd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2a30142379c4ebda9099230f43cf487bb90c7d341ee2560b37012083c79a1bcd: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:
2a30142379c4ebda9099230f43cf487bb90c7d341ee2560b37012083c79a1bcd
Status:
ERROR
Block height:
39873107
Block id:
69099399eec0345d5424768b9caa02a379beac89d3373178383b50106f6a9da2
Timestamp:
Friday 28 October 2022 at 15:04:32 UTC
()
Proposer:
Authorizers:
Gas used:
48