Flow price: --
8c5439f2601f64893558ccef6a79c4e09d39cdeab680ba08b3f25f332aa9fc66

Transaction

Hash: 8c5439f2601f64893558ccef6a79c4e09d39cdeab680ba08b3f25f332aa9fc66
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8c5439f2601f64893558ccef6a79c4e09d39cdeab680ba08b3f25f332aa9fc66:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8c5439f2601f64893558ccef6a79c4e09d39cdeab680ba08b3f25f332aa9fc66
Status:
ERROR
Block height:
40023822
Block id:
e644f9d9ec37327bc8a178d5fb709aad94945f3c77a16dba1aca358f624cf2b0
Timestamp:
Monday 31 October 2022 at 03:13:27 UTC
()
Proposer:
Authorizers:
Gas used:
46