Flow price: --
21813197f0bba52b58788d8948c0822048d8dd118cad91d32a3c4b0f2fed6b6d

Transaction

Hash: 21813197f0bba52b58788d8948c0822048d8dd118cad91d32a3c4b0f2fed6b6d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 21813197f0bba52b58788d8948c0822048d8dd118cad91d32a3c4b0f2fed6b6d: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:
21813197f0bba52b58788d8948c0822048d8dd118cad91d32a3c4b0f2fed6b6d
Status:
ERROR
Block height:
39840797
Block id:
a5d72ed106cfe6d5b7d3c307aa2e97193f59b61b357d4b0aa03dddf3c92c5f85
Timestamp:
Friday 28 October 2022 at 02:04:12 UTC
()
Proposer:
Authorizers:
Gas used:
46