Flow price: --
2a52426e056c02946b616c86c8da5b32f2dd6bde336cd816c1a1c8b6392bc6be

Transaction

Hash: 2a52426e056c02946b616c86c8da5b32f2dd6bde336cd816c1a1c8b6392bc6be
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2a52426e056c02946b616c86c8da5b32f2dd6bde336cd816c1a1c8b6392bc6be: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:
2a52426e056c02946b616c86c8da5b32f2dd6bde336cd816c1a1c8b6392bc6be
Status:
ERROR
Block height:
40096552
Block id:
8f8f2a8fd9372207354bcef740f4f1306576900d15e279446a6e484f9ecd3b77
Timestamp:
Tuesday 1 November 2022 at 08:31:23 UTC
()
Proposer:
Authorizers:
Gas used:
46