Flow price: --
dde0f6d214b91c05127e18853a6a40cc4a7ff27564b5e10d8231cbcde7e85796

Transaction

Hash: dde0f6d214b91c05127e18853a6a40cc4a7ff27564b5e10d8231cbcde7e85796
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dde0f6d214b91c05127e18853a6a40cc4a7ff27564b5e10d8231cbcde7e85796:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
dde0f6d214b91c05127e18853a6a40cc4a7ff27564b5e10d8231cbcde7e85796
Status:
ERROR
Block height:
40152590
Block id:
ab51e22b4c12bc4c8bfc73af6bcae14ddc59b9337dc22e559546cdc2e4ae06f6
Timestamp:
Wednesday 2 November 2022 at 07:17:42 UTC
()
Proposer:
Authorizers:
Gas used:
61