Flow price: --
a1e8534178f44d0518b376f366c66f6a2852914970866d96d75cb63fdd21f396

Transaction

Hash: a1e8534178f44d0518b376f366c66f6a2852914970866d96d75cb63fdd21f396
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a1e8534178f44d0518b376f366c66f6a2852914970866d96d75cb63fdd21f396:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a1e8534178f44d0518b376f366c66f6a2852914970866d96d75cb63fdd21f396
Status:
ERROR
Block height:
39865697
Block id:
36c9c2da4c96ed47ed7ff2304498bfa33b283e4c310ee1b6b313a3bb01cc5842
Timestamp:
Friday 28 October 2022 at 12:06:28 UTC
()
Proposer:
Authorizers:
Gas used:
64