Flow price: --
22f4ccfde43c9ddf03ccfc68f230277a1582215bb1033fde9391485077ee2840

Transaction

Hash: 22f4ccfde43c9ddf03ccfc68f230277a1582215bb1033fde9391485077ee2840
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 22f4ccfde43c9ddf03ccfc68f230277a1582215bb1033fde9391485077ee2840:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
22f4ccfde43c9ddf03ccfc68f230277a1582215bb1033fde9391485077ee2840
Status:
ERROR
Block height:
40056357
Block id:
2b17f4b7ca1022041a4f904a9014e4e0ee0b86a25c031e24fb4c20faf4017c43
Timestamp:
Monday 31 October 2022 at 16:20:58 UTC
()
Proposer:
Authorizers:
Gas used:
46