Flow price: --
7768e9084eca02300f7f9b7fbded5ea2d4b4162322d3bb489d49186468bda6a8

Transaction

Hash: 7768e9084eca02300f7f9b7fbded5ea2d4b4162322d3bb489d49186468bda6a8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7768e9084eca02300f7f9b7fbded5ea2d4b4162322d3bb489d49186468bda6a8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7768e9084eca02300f7f9b7fbded5ea2d4b4162322d3bb489d49186468bda6a8
Status:
ERROR
Block height:
40154375
Block id:
6b3c27c7411239d02e67c7ae0f40b6fec2c6c9c0512f49bff4c6c27c534738b5
Timestamp:
Wednesday 2 November 2022 at 08:01:21 UTC
()
Proposer:
Authorizers:
Gas used:
46