Flow price: --
fee0452f22d99566b2963e56b93b05e2fadb6d47dfeeac318ddd399d1266ee7b

Transaction

Hash: fee0452f22d99566b2963e56b93b05e2fadb6d47dfeeac318ddd399d1266ee7b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fee0452f22d99566b2963e56b93b05e2fadb6d47dfeeac318ddd399d1266ee7b: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:
fee0452f22d99566b2963e56b93b05e2fadb6d47dfeeac318ddd399d1266ee7b
Status:
ERROR
Block height:
39970014
Block id:
3e40d1e297dfcb534415c1a89d6976025c387bce15ee934ca4b7d228d125028c
Timestamp:
Sunday 30 October 2022 at 05:45:45 UTC
()
Proposer:
Authorizers:
Gas used:
46