Flow price: --
5e54589c7241ccde6518e2ed9183a6d47e3947b20e7e8adcc94d0676287e342d

Transaction

Hash: 5e54589c7241ccde6518e2ed9183a6d47e3947b20e7e8adcc94d0676287e342d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5e54589c7241ccde6518e2ed9183a6d47e3947b20e7e8adcc94d0676287e342d: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:
5e54589c7241ccde6518e2ed9183a6d47e3947b20e7e8adcc94d0676287e342d
Status:
ERROR
Block height:
39731781
Block id:
cd853616edb650cfb592a4b86b2db7d4dbaac830e405ce89cc0c5e3ab65fdd47
Timestamp:
Wednesday 26 October 2022 at 06:06:24 UTC
()
Proposer:
Authorizers:
Gas used:
49