Flow price: --
88d76f6aeebb28d69eaaf75e5faa5e0ca08876f3dbca8adfaee47f72ce504ba8

Transaction

Hash: 88d76f6aeebb28d69eaaf75e5faa5e0ca08876f3dbca8adfaee47f72ce504ba8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 88d76f6aeebb28d69eaaf75e5faa5e0ca08876f3dbca8adfaee47f72ce504ba8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
88d76f6aeebb28d69eaaf75e5faa5e0ca08876f3dbca8adfaee47f72ce504ba8
Status:
ERROR
Block height:
39871671
Block id:
c0e0c9a397f3f102980d3e76f206672887683c8b3fef50bce3d278779ad5f937
Timestamp:
Friday 28 October 2022 at 14:30:11 UTC
()
Proposer:
Authorizers:
Gas used:
50