Flow price: --
4194c48d708c9ebb2d5bb788b0064a18f502e90e254e28cb7b5b90e4aec87c86

Transaction

Hash: 4194c48d708c9ebb2d5bb788b0064a18f502e90e254e28cb7b5b90e4aec87c86
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4194c48d708c9ebb2d5bb788b0064a18f502e90e254e28cb7b5b90e4aec87c86:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4194c48d708c9ebb2d5bb788b0064a18f502e90e254e28cb7b5b90e4aec87c86
Status:
ERROR
Block height:
39781450
Block id:
1f0c99dcad6f1a5fc7872c52397b7543e16785ec725d36e173f3e2046fe796db
Timestamp:
Thursday 27 October 2022 at 02:06:58 UTC
()
Proposer:
Authorizers:
Gas used:
50