Flow price: --
d72ba8e8ba378b681dcaa4b759fcfcc36923b4e2f9746c32322ce842651b548c

Transaction

Hash: d72ba8e8ba378b681dcaa4b759fcfcc36923b4e2f9746c32322ce842651b548c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d72ba8e8ba378b681dcaa4b759fcfcc36923b4e2f9746c32322ce842651b548c: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:
d72ba8e8ba378b681dcaa4b759fcfcc36923b4e2f9746c32322ce842651b548c
Status:
ERROR
Block height:
40036311
Block id:
9226a51eb2f08ae2e3d3726bf469cecb9d4684d8ccca1f39f6bce7d101d9ff2a
Timestamp:
Monday 31 October 2022 at 08:14:55 UTC
()
Proposer:
Authorizers:
Gas used:
50