Flow price: --
c751b66345a88944acc461b3428c31abd10ccc65dbadea45d45c7898154cc685

Transaction

Hash: c751b66345a88944acc461b3428c31abd10ccc65dbadea45d45c7898154cc685
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c751b66345a88944acc461b3428c31abd10ccc65dbadea45d45c7898154cc685:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c751b66345a88944acc461b3428c31abd10ccc65dbadea45d45c7898154cc685
Status:
ERROR
Block height:
39905003
Block id:
c40f4e6776b566eb4acf38fe1c6df5c4ae1c48146f5d9a6f994030ac8611a133
Timestamp:
Saturday 29 October 2022 at 03:46:11 UTC
()
Proposer:
Authorizers:
Gas used:
46