Flow price: --
2278c4be2cdf0448e2639ed9cc57e2d7c6955cba9c4c1417a424e49cdaaf2e15

Transaction

Hash: 2278c4be2cdf0448e2639ed9cc57e2d7c6955cba9c4c1417a424e49cdaaf2e15
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2278c4be2cdf0448e2639ed9cc57e2d7c6955cba9c4c1417a424e49cdaaf2e15:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2278c4be2cdf0448e2639ed9cc57e2d7c6955cba9c4c1417a424e49cdaaf2e15
Status:
ERROR
Block height:
39736234
Block id:
736ecdf7c24cdbb66b59d1a3a0b11d80b2afec2d2c9d3f7b434b63d4ec484117
Timestamp:
Wednesday 26 October 2022 at 07:54:03 UTC
()
Proposer:
Authorizers:
Gas used:
46