Flow price: --
81ca0db12eab71227db715f3aaa84539cb31ee2b6d32a1be6c5474d4a48e83d3

Transaction

Hash: 81ca0db12eab71227db715f3aaa84539cb31ee2b6d32a1be6c5474d4a48e83d3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 81ca0db12eab71227db715f3aaa84539cb31ee2b6d32a1be6c5474d4a48e83d3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
81ca0db12eab71227db715f3aaa84539cb31ee2b6d32a1be6c5474d4a48e83d3
Status:
ERROR
Block height:
40099148
Block id:
4afbc4972becb054d3275dad55f8d7537dc0c623aad702c3bd862461a4c867df
Timestamp:
Tuesday 1 November 2022 at 09:34:40 UTC
()
Proposer:
Authorizers:
Gas used:
50