Flow price: --
35fdd954a44c8956da08c47f14e1344a75a481beb46bddd8604ddfbc4ecd5e50

Transaction

Hash: 35fdd954a44c8956da08c47f14e1344a75a481beb46bddd8604ddfbc4ecd5e50
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 35fdd954a44c8956da08c47f14e1344a75a481beb46bddd8604ddfbc4ecd5e50:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
35fdd954a44c8956da08c47f14e1344a75a481beb46bddd8604ddfbc4ecd5e50
Status:
ERROR
Block height:
39796845
Block id:
2164a0e746d9fc0b856c7cf4f33c45fb3c695b35f41aabd8ba45091c38932ded
Timestamp:
Thursday 27 October 2022 at 08:18:58 UTC
()
Proposer:
Authorizers:
Gas used:
47