Flow price: --
c4518484e56c7a0b080d7e92032fa78fa1cfd598340262d1df1a03d60554e11f

Transaction

Hash: c4518484e56c7a0b080d7e92032fa78fa1cfd598340262d1df1a03d60554e11f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c4518484e56c7a0b080d7e92032fa78fa1cfd598340262d1df1a03d60554e11f: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:
c4518484e56c7a0b080d7e92032fa78fa1cfd598340262d1df1a03d60554e11f
Status:
ERROR
Block height:
40117265
Block id:
8cb0a6a692ecaf66a503bda0454c12567681091764aacc25909864ff3299c40c
Timestamp:
Tuesday 1 November 2022 at 16:54:43 UTC
()
Proposer:
Authorizers:
Gas used:
46