Flow price: --
b621676031709ab3d168721eeb757f1b87ff7576135d1e18f03fbd1f65504627

Transaction

Hash: b621676031709ab3d168721eeb757f1b87ff7576135d1e18f03fbd1f65504627
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b621676031709ab3d168721eeb757f1b87ff7576135d1e18f03fbd1f65504627:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b621676031709ab3d168721eeb757f1b87ff7576135d1e18f03fbd1f65504627
Status:
ERROR
Block height:
39932039
Block id:
a72bf68b1d33a5e65bb787a36c64cc4812cf61d4b14e6ec8280313179d9a2383
Timestamp:
Saturday 29 October 2022 at 14:38:46 UTC
()
Proposer:
Authorizers:
Gas used:
68