Flow price: --
c2cae90615b9e63ecdf92211afe825b2ed88e14a1a14688923cf53da31b41746

Transaction

Hash: c2cae90615b9e63ecdf92211afe825b2ed88e14a1a14688923cf53da31b41746
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c2cae90615b9e63ecdf92211afe825b2ed88e14a1a14688923cf53da31b41746:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c2cae90615b9e63ecdf92211afe825b2ed88e14a1a14688923cf53da31b41746
Status:
ERROR
Block height:
39925510
Block id:
89394510bbb386aaa1ac71e6a772deab6adbe9aa37b0431badb9b9108d47234e
Timestamp:
Saturday 29 October 2022 at 12:00:03 UTC
()
Proposer:
Authorizers:
Gas used:
49