Flow price: --
78d7ab83e246a979e2f7d5beb889d1b1bcbdaa73c2d87c201be6492dc2b7c100

Transaction

Hash: 78d7ab83e246a979e2f7d5beb889d1b1bcbdaa73c2d87c201be6492dc2b7c100
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 78d7ab83e246a979e2f7d5beb889d1b1bcbdaa73c2d87c201be6492dc2b7c100:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
78d7ab83e246a979e2f7d5beb889d1b1bcbdaa73c2d87c201be6492dc2b7c100
Status:
ERROR
Block height:
39863553
Block id:
f107e68f2dfc6138a726920a6271b3bc29f633f2f62f11f8094d25d995faadbd
Timestamp:
Friday 28 October 2022 at 11:14:38 UTC
()
Proposer:
Authorizers:
Gas used:
49