Flow price: --
ed87ab580e74ac40c4cf250c39e691c1eeeaa37f24f1b4cae7d643084b4950e2

Transaction

Hash: ed87ab580e74ac40c4cf250c39e691c1eeeaa37f24f1b4cae7d643084b4950e2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ed87ab580e74ac40c4cf250c39e691c1eeeaa37f24f1b4cae7d643084b4950e2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ed87ab580e74ac40c4cf250c39e691c1eeeaa37f24f1b4cae7d643084b4950e2
Status:
ERROR
Block height:
39968223
Block id:
8a1c537dabffef1e400da22b0105706c46f4c2fc4b4e83e4888f4fbfb3d04dcb
Timestamp:
Sunday 30 October 2022 at 05:02:42 UTC
()
Proposer:
Authorizers:
Gas used:
50