Flow price: --
d2fcc451ca3efb9b2e7f647f9007847ada2df34b989a7feff4ecd11f296dfc65

Transaction

Hash: d2fcc451ca3efb9b2e7f647f9007847ada2df34b989a7feff4ecd11f296dfc65
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d2fcc451ca3efb9b2e7f647f9007847ada2df34b989a7feff4ecd11f296dfc65:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d2fcc451ca3efb9b2e7f647f9007847ada2df34b989a7feff4ecd11f296dfc65
Status:
ERROR
Block height:
39857236
Block id:
53680fb78c7eeeaf46d3ebe0d715e61f2c8e26dbc47f2050f4fa2128609212cd
Timestamp:
Friday 28 October 2022 at 08:42:16 UTC
()
Proposer:
Authorizers:
Gas used:
60