Flow price: --
a56fbec5686d93b2d66bdb64e9002e6dc9437acafdf5ce68f27b95d58aab07fa

Transaction

Hash: a56fbec5686d93b2d66bdb64e9002e6dc9437acafdf5ce68f27b95d58aab07fa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a56fbec5686d93b2d66bdb64e9002e6dc9437acafdf5ce68f27b95d58aab07fa: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:
a56fbec5686d93b2d66bdb64e9002e6dc9437acafdf5ce68f27b95d58aab07fa
Status:
ERROR
Block height:
39816891
Block id:
e910218923c05bea84761ffab64b7612aef147bc8c5284edb08f026ceb6980f7
Timestamp:
Thursday 27 October 2022 at 16:24:22 UTC
()
Proposer:
Authorizers:
Gas used:
46