Flow price: --
4a2291defe2d82d48b3dca6b282b231d5ab871d50eb620330a496d3c80ecd845

Transaction

Hash: 4a2291defe2d82d48b3dca6b282b231d5ab871d50eb620330a496d3c80ecd845
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4a2291defe2d82d48b3dca6b282b231d5ab871d50eb620330a496d3c80ecd845:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4a2291defe2d82d48b3dca6b282b231d5ab871d50eb620330a496d3c80ecd845
Status:
ERROR
Block height:
39811593
Block id:
893bc27346c3ca24983f287285ea8fc84598c9ada07b3e7b5b73295587b9872e
Timestamp:
Thursday 27 October 2022 at 14:16:26 UTC
()
Proposer:
Authorizers:
Gas used:
47