Flow price: --
8903a4ae5753900f8c725c3aa30bc9166a51a38239130ea313746fa1f4ed2c05

Transaction

Hash: 8903a4ae5753900f8c725c3aa30bc9166a51a38239130ea313746fa1f4ed2c05
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8903a4ae5753900f8c725c3aa30bc9166a51a38239130ea313746fa1f4ed2c05:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8903a4ae5753900f8c725c3aa30bc9166a51a38239130ea313746fa1f4ed2c05
Status:
ERROR
Block height:
40167395
Block id:
9a681941fcb9ed2a9d86401a71fb0244f40fae6d6ae303d1d0da42ee1513b054
Timestamp:
Wednesday 2 November 2022 at 13:17:25 UTC
()
Proposer:
Authorizers:
Gas used:
46