Flow price: --
2098b2102d191d8890e703fb9e217e282b0a644f2cd89d459a8c0c68752e534d

Transaction

Hash: 2098b2102d191d8890e703fb9e217e282b0a644f2cd89d459a8c0c68752e534d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2098b2102d191d8890e703fb9e217e282b0a644f2cd89d459a8c0c68752e534d: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:
2098b2102d191d8890e703fb9e217e282b0a644f2cd89d459a8c0c68752e534d
Status:
ERROR
Block height:
40143213
Block id:
6fa0a318e507109b10bc6f84dffc3457eb48280fc32b9d24cc2516bf924de3a3
Timestamp:
Wednesday 2 November 2022 at 03:28:35 UTC
()
Proposer:
Authorizers:
Gas used:
47