Flow price: --
412e2c047f6f663954af872d4b29fd02118e2cf3e065359c24700db8ecc1063d

Transaction

Hash: 412e2c047f6f663954af872d4b29fd02118e2cf3e065359c24700db8ecc1063d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 412e2c047f6f663954af872d4b29fd02118e2cf3e065359c24700db8ecc1063d: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:
412e2c047f6f663954af872d4b29fd02118e2cf3e065359c24700db8ecc1063d
Status:
ERROR
Block height:
39986142
Block id:
853539f366f62a5f522a39946c575c63308b542fe29b487dd4346819f652de44
Timestamp:
Sunday 30 October 2022 at 12:13:12 UTC
()
Proposer:
Authorizers:
Gas used:
47