Flow price: --
234c90b07163ab8ae9b0338f6f27805e8b6f91dae827fee2f8789f009822f2d8

Transaction

Hash: 234c90b07163ab8ae9b0338f6f27805e8b6f91dae827fee2f8789f009822f2d8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 234c90b07163ab8ae9b0338f6f27805e8b6f91dae827fee2f8789f009822f2d8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
234c90b07163ab8ae9b0338f6f27805e8b6f91dae827fee2f8789f009822f2d8
Status:
ERROR
Block height:
39912441
Block id:
40f6393babca799139700eaa1960c799c6e47a2adb720431b66fb2286ebbc59e
Timestamp:
Saturday 29 October 2022 at 06:44:30 UTC
()
Proposer:
Authorizers:
Gas used:
46