Flow price: --
2ef0dab5766e8e91fcd823cfc6c9b3b8e8fed8e4d7d9dd30c69bf1cbde9a1b82

Transaction

Hash: 2ef0dab5766e8e91fcd823cfc6c9b3b8e8fed8e4d7d9dd30c69bf1cbde9a1b82
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2ef0dab5766e8e91fcd823cfc6c9b3b8e8fed8e4d7d9dd30c69bf1cbde9a1b82:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2ef0dab5766e8e91fcd823cfc6c9b3b8e8fed8e4d7d9dd30c69bf1cbde9a1b82
Status:
ERROR
Block height:
40121083
Block id:
ba3c513e2cd35077033907dcec3d7871dc467199b8c7282b2525daebbe76e709
Timestamp:
Tuesday 1 November 2022 at 18:27:27 UTC
()
Proposer:
Authorizers:
Gas used:
47