Flow price: --
330d0833cdfdcbd210a14aca0b70b9e95fcf93cfe4c5e71fe0ef152448fd85ba

Transaction

Hash: 330d0833cdfdcbd210a14aca0b70b9e95fcf93cfe4c5e71fe0ef152448fd85ba
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 330d0833cdfdcbd210a14aca0b70b9e95fcf93cfe4c5e71fe0ef152448fd85ba: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:
330d0833cdfdcbd210a14aca0b70b9e95fcf93cfe4c5e71fe0ef152448fd85ba
Status:
ERROR
Block height:
39860651
Block id:
0a5e592f286385bbccd5034fee8f172fccf1d228e03631bd3fc1edaa24566f99
Timestamp:
Friday 28 October 2022 at 10:04:21 UTC
()
Proposer:
Authorizers:
Gas used:
47