Flow price: --
b3b8bd5a779d6a80f4a6b76dbc4b691c30d289d0a8c16dffd11d8b01af30c42a

Transaction

Hash: b3b8bd5a779d6a80f4a6b76dbc4b691c30d289d0a8c16dffd11d8b01af30c42a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b3b8bd5a779d6a80f4a6b76dbc4b691c30d289d0a8c16dffd11d8b01af30c42a: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:
b3b8bd5a779d6a80f4a6b76dbc4b691c30d289d0a8c16dffd11d8b01af30c42a
Status:
ERROR
Block height:
40049151
Block id:
ba9f6cb5f81ec47bfb12ab7227b76bac6641169aa9ae70566072c2f3a1d17750
Timestamp:
Monday 31 October 2022 at 13:25:27 UTC
()
Proposer:
Authorizers:
Gas used:
46