Flow price: --
8f8a4c83f4165841941382af9b428b65838ff31526a6e3fcd4069684a0c5ad11

Transaction

Hash: 8f8a4c83f4165841941382af9b428b65838ff31526a6e3fcd4069684a0c5ad11
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8f8a4c83f4165841941382af9b428b65838ff31526a6e3fcd4069684a0c5ad11:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8f8a4c83f4165841941382af9b428b65838ff31526a6e3fcd4069684a0c5ad11
Status:
ERROR
Block height:
39730127
Block id:
5be096130f9316ba77503bbb1fe66e520d4d4d94d9d606599b9d9830f337396b
Timestamp:
Wednesday 26 October 2022 at 05:26:44 UTC
()
Proposer:
Authorizers:
Gas used:
46