Flow price: --
b6b3154d17bd676897a5bc905ea62d50ce2ca1def3a019d578fb74e7bca590e6

Transaction

Hash: b6b3154d17bd676897a5bc905ea62d50ce2ca1def3a019d578fb74e7bca590e6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b6b3154d17bd676897a5bc905ea62d50ce2ca1def3a019d578fb74e7bca590e6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b6b3154d17bd676897a5bc905ea62d50ce2ca1def3a019d578fb74e7bca590e6
Status:
ERROR
Block height:
40047410
Block id:
3eaa87c4f73f08e1416a9d182e7217e41d903b98a1d729c1d4c5027f4814d1b9
Timestamp:
Monday 31 October 2022 at 12:43:40 UTC
()
Proposer:
Authorizers:
Gas used:
50