Flow price: --
a6b95f994ed9362a8d86e6e96273ffe5f5e4170519e22174fe4b9341cb5520bd

Transaction

Hash: a6b95f994ed9362a8d86e6e96273ffe5f5e4170519e22174fe4b9341cb5520bd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a6b95f994ed9362a8d86e6e96273ffe5f5e4170519e22174fe4b9341cb5520bd: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:
a6b95f994ed9362a8d86e6e96273ffe5f5e4170519e22174fe4b9341cb5520bd
Status:
ERROR
Block height:
40127469
Block id:
fd0ab5867431f44605c78e3d030fe85ce7e5780b8dc11440eabe71145dc4c532
Timestamp:
Tuesday 1 November 2022 at 21:04:05 UTC
()
Proposer:
Authorizers:
Gas used:
46