Flow price: --
59fe2b9aff2154cabb39af77cf47f04e6e15dc116004d83e9ad0246f3b25f68d

Transaction

Hash: 59fe2b9aff2154cabb39af77cf47f04e6e15dc116004d83e9ad0246f3b25f68d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 59fe2b9aff2154cabb39af77cf47f04e6e15dc116004d83e9ad0246f3b25f68d: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:
59fe2b9aff2154cabb39af77cf47f04e6e15dc116004d83e9ad0246f3b25f68d
Status:
ERROR
Block height:
40164303
Block id:
d17240c437de4fe18e2d4cbd9c054cc9d1e6fd655bca07575a0a3c6a0a0a3b10
Timestamp:
Wednesday 2 November 2022 at 12:02:55 UTC
()
Proposer:
Authorizers:
Gas used:
52