Flow price: --
9454806dd9a5dc9b420db81fd0a6bc122f3f0f3b59e8877942987094663e5997

Transaction

Hash: 9454806dd9a5dc9b420db81fd0a6bc122f3f0f3b59e8877942987094663e5997
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9454806dd9a5dc9b420db81fd0a6bc122f3f0f3b59e8877942987094663e5997:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9454806dd9a5dc9b420db81fd0a6bc122f3f0f3b59e8877942987094663e5997
Status:
ERROR
Block height:
39807650
Block id:
631a3e16ad21a91e5b5cc906c274df108d19de213a8dd4107e20c4dc533adc47
Timestamp:
Thursday 27 October 2022 at 12:40:36 UTC
()
Proposer:
Authorizers:
Gas used:
50