Flow price: --
221cc1cb1eb0c3a90dc05ee720e8933e42bfa5da9e4092760079a7382ccdb2d3

Transaction

Hash: 221cc1cb1eb0c3a90dc05ee720e8933e42bfa5da9e4092760079a7382ccdb2d3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 221cc1cb1eb0c3a90dc05ee720e8933e42bfa5da9e4092760079a7382ccdb2d3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
221cc1cb1eb0c3a90dc05ee720e8933e42bfa5da9e4092760079a7382ccdb2d3
Status:
ERROR
Block height:
40139783
Block id:
f4f0c6116aec5f26d0227d6839c660bfdb5766cdc0291cf8d49778e8636210d9
Timestamp:
Wednesday 2 November 2022 at 02:05:14 UTC
()
Proposer:
Authorizers:
Gas used:
50