Flow price: --
86163729a0c690dd7254e644848059af2d434387cb8e712dfb2d7d2c9010c6e5

Transaction

Hash: 86163729a0c690dd7254e644848059af2d434387cb8e712dfb2d7d2c9010c6e5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 86163729a0c690dd7254e644848059af2d434387cb8e712dfb2d7d2c9010c6e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
86163729a0c690dd7254e644848059af2d434387cb8e712dfb2d7d2c9010c6e5
Status:
ERROR
Block height:
40121776
Block id:
2327a573c4c29584f88381df167c2ee16cb650013d769e0896ae42b924ff39c1
Timestamp:
Tuesday 1 November 2022 at 18:44:13 UTC
()
Proposer:
Authorizers:
Gas used:
50