Flow price: --
d97c0c31bac81be321667c0eea1aa87e7d12c93227e7ab6508bbc7935f82e9a4

Transaction

Hash: d97c0c31bac81be321667c0eea1aa87e7d12c93227e7ab6508bbc7935f82e9a4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d97c0c31bac81be321667c0eea1aa87e7d12c93227e7ab6508bbc7935f82e9a4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d97c0c31bac81be321667c0eea1aa87e7d12c93227e7ab6508bbc7935f82e9a4
Status:
ERROR
Block height:
40043020
Block id:
4887efd7def4140e924646258d5e4488b143a55c6e0d5e64e28c7480fdd6f498
Timestamp:
Monday 31 October 2022 at 10:57:41 UTC
()
Proposer:
Authorizers:
Gas used:
49