Flow price: --
4253e51c72f3a18982b0a12882f5c201428ce77f487f31078e094722b87fc823

Transaction

Hash: 4253e51c72f3a18982b0a12882f5c201428ce77f487f31078e094722b87fc823
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4253e51c72f3a18982b0a12882f5c201428ce77f487f31078e094722b87fc823:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4253e51c72f3a18982b0a12882f5c201428ce77f487f31078e094722b87fc823
Status:
ERROR
Block height:
40138027
Block id:
83fb1ca103933e645c45ea987bb692646f32ea92a15af0b867065db27c16a305
Timestamp:
Wednesday 2 November 2022 at 01:22:31 UTC
()
Proposer:
Authorizers:
Gas used:
46