Flow price: --
2b8d9f367af90908d47141cb545fb3e1f545d920563cf8e2ecb70964d66e20c1

Transaction

Hash: 2b8d9f367af90908d47141cb545fb3e1f545d920563cf8e2ecb70964d66e20c1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2b8d9f367af90908d47141cb545fb3e1f545d920563cf8e2ecb70964d66e20c1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2b8d9f367af90908d47141cb545fb3e1f545d920563cf8e2ecb70964d66e20c1
Status:
ERROR
Block height:
40158436
Block id:
51a617d391895eb3cd0bd0159a23bfd10f3f584be81af6e27574a993f06a6d52
Timestamp:
Wednesday 2 November 2022 at 09:40:03 UTC
()
Proposer:
Authorizers:
Gas used:
52