Flow price: --
19f8594231dcefa9fb74a818712260f02c1b672831bd8cab5f0cf11b90373b98

Transaction

Hash: 19f8594231dcefa9fb74a818712260f02c1b672831bd8cab5f0cf11b90373b98
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 19f8594231dcefa9fb74a818712260f02c1b672831bd8cab5f0cf11b90373b98:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
19f8594231dcefa9fb74a818712260f02c1b672831bd8cab5f0cf11b90373b98
Status:
ERROR
Block height:
40153598
Block id:
918e657768e647f7382994e1d0ca755ad31175b9a04753d2a9bb660209cdcf8f
Timestamp:
Wednesday 2 November 2022 at 07:42:35 UTC
()
Proposer:
Authorizers:
Gas used:
50