Flow price: --
c55cb7dd0157e0b96f2620a19189e590e1b81d416bb25e51fc3378b17ed52795

Transaction

Hash: c55cb7dd0157e0b96f2620a19189e590e1b81d416bb25e51fc3378b17ed52795
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c55cb7dd0157e0b96f2620a19189e590e1b81d416bb25e51fc3378b17ed52795:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c55cb7dd0157e0b96f2620a19189e590e1b81d416bb25e51fc3378b17ed52795
Status:
ERROR
Block height:
39927093
Block id:
173de772b05733aaa7575ae6ce4e7f394934416ae71788008c8675bae110fcc8
Timestamp:
Saturday 29 October 2022 at 12:38:28 UTC
()
Proposer:
Authorizers:
Gas used:
47