Flow price: --
84e4399e42391ea5a9dd729776eceb7637268cb6797e53790665f05e3eb08243

Transaction

Hash: 84e4399e42391ea5a9dd729776eceb7637268cb6797e53790665f05e3eb08243
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 84e4399e42391ea5a9dd729776eceb7637268cb6797e53790665f05e3eb08243:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
84e4399e42391ea5a9dd729776eceb7637268cb6797e53790665f05e3eb08243
Status:
ERROR
Block height:
39852823
Block id:
40289ab685624260e6c172e93a0b9c55cf0162fe52956ca5274cdd8bfb6bae04
Timestamp:
Friday 28 October 2022 at 06:54:37 UTC
()
Proposer:
Authorizers:
Gas used:
48