Flow price: --
e404c3e0c0150b620c4b0a71533d89ba51901c130667e3db2b74ea2ba4f40561

Transaction

Hash: e404c3e0c0150b620c4b0a71533d89ba51901c130667e3db2b74ea2ba4f40561
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e404c3e0c0150b620c4b0a71533d89ba51901c130667e3db2b74ea2ba4f40561:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e404c3e0c0150b620c4b0a71533d89ba51901c130667e3db2b74ea2ba4f40561
Status:
ERROR
Block height:
40169282
Block id:
ec46f16bedfbbe74ff3f09b35fbf00c6565195edee2a4aa361068956fc42adda
Timestamp:
Wednesday 2 November 2022 at 14:03:00 UTC
()
Proposer:
Authorizers:
Gas used:
47