Flow price: --
bd5cce99e4e72d38d0aeea68d5c7f6c7c237d3e648be24c55c2fd6b968382acc

Transaction

Hash: bd5cce99e4e72d38d0aeea68d5c7f6c7c237d3e648be24c55c2fd6b968382acc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bd5cce99e4e72d38d0aeea68d5c7f6c7c237d3e648be24c55c2fd6b968382acc: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:
bd5cce99e4e72d38d0aeea68d5c7f6c7c237d3e648be24c55c2fd6b968382acc
Status:
ERROR
Block height:
40144281
Block id:
4b2f46bbe3b69fc65c32ba9638957d2c1c2fe11c17524bd242b4a7d9a72deedf
Timestamp:
Wednesday 2 November 2022 at 03:54:36 UTC
()
Proposer:
Authorizers:
Gas used:
50