Flow price: --
74af77c6622040f64aea6693e23c1d8ae1ae0536d260858d608fb9bbe68bd702

Transaction

Hash: 74af77c6622040f64aea6693e23c1d8ae1ae0536d260858d608fb9bbe68bd702
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 74af77c6622040f64aea6693e23c1d8ae1ae0536d260858d608fb9bbe68bd702:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
74af77c6622040f64aea6693e23c1d8ae1ae0536d260858d608fb9bbe68bd702
Status:
ERROR
Block height:
39983455
Block id:
b8dda8b2017575f54466d4de7b88e128ca08df5206cb2608fdde314a3fdc4c4e
Timestamp:
Sunday 30 October 2022 at 11:08:07 UTC
()
Proposer:
Authorizers:
Gas used:
46