Flow price: --
a62714e8489d9a69c691a4a746a234f1662f80e637c3dd694bde18a185243985

Transaction

Hash: a62714e8489d9a69c691a4a746a234f1662f80e637c3dd694bde18a185243985
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a62714e8489d9a69c691a4a746a234f1662f80e637c3dd694bde18a185243985:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a62714e8489d9a69c691a4a746a234f1662f80e637c3dd694bde18a185243985
Status:
ERROR
Block height:
40109705
Block id:
a9da5ceeea8606929304ed8e0f353def287f5564af0b5c86041c73513c9a535d
Timestamp:
Tuesday 1 November 2022 at 13:50:34 UTC
()
Proposer:
Authorizers:
Gas used:
47