Flow price: --
b9563fbf6f6bd4a1ebdb074a39ce2ac05af865cf64f11427894e3fcccc07a6ee

Transaction

Hash: b9563fbf6f6bd4a1ebdb074a39ce2ac05af865cf64f11427894e3fcccc07a6ee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b9563fbf6f6bd4a1ebdb074a39ce2ac05af865cf64f11427894e3fcccc07a6ee: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:
b9563fbf6f6bd4a1ebdb074a39ce2ac05af865cf64f11427894e3fcccc07a6ee
Status:
ERROR
Block height:
39994195
Block id:
e53e31cd3a2169633272fa583fd860526dc3207c924926211ea473008290ee79
Timestamp:
Sunday 30 October 2022 at 15:26:08 UTC
()
Proposer:
Authorizers:
Gas used:
47