Flow price: --
531253e7075c79eae952cf0e87cd68786f02a36bab9ef05c94b7608431298923

Transaction

Hash: 531253e7075c79eae952cf0e87cd68786f02a36bab9ef05c94b7608431298923
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 531253e7075c79eae952cf0e87cd68786f02a36bab9ef05c94b7608431298923:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
531253e7075c79eae952cf0e87cd68786f02a36bab9ef05c94b7608431298923
Status:
ERROR
Block height:
40007711
Block id:
aae2f3c3afe443ae8335e74b8ec7a35e62f66404c9f0f1ec5d3aff943d46403c
Timestamp:
Sunday 30 October 2022 at 20:50:51 UTC
()
Proposer:
Authorizers:
Gas used:
49