Flow price: --
e97f10112568876c7a0375323b2b19270eefad2db5f74bb3efa2003f0e2aef81

Transaction

Hash: e97f10112568876c7a0375323b2b19270eefad2db5f74bb3efa2003f0e2aef81
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e97f10112568876c7a0375323b2b19270eefad2db5f74bb3efa2003f0e2aef81:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e97f10112568876c7a0375323b2b19270eefad2db5f74bb3efa2003f0e2aef81
Status:
ERROR
Block height:
39861219
Block id:
7b36a4fff3110068d9b96fceff7eead2136839d861e42dddb389119d76a21b03
Timestamp:
Friday 28 October 2022 at 10:18:17 UTC
()
Proposer:
Authorizers:
Gas used:
47