Flow price: --
df245d3133a5cd712a2c68e965b5d852a0d7f4ae2303480ee76934eb737650fe

Transaction

Hash: df245d3133a5cd712a2c68e965b5d852a0d7f4ae2303480ee76934eb737650fe
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> df245d3133a5cd712a2c68e965b5d852a0d7f4ae2303480ee76934eb737650fe: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:
df245d3133a5cd712a2c68e965b5d852a0d7f4ae2303480ee76934eb737650fe
Status:
ERROR
Block height:
39966539
Block id:
0e6f6a5278b905d856097a9f46636a48f49b9724f353465f14cde1efb8ccd1d1
Timestamp:
Sunday 30 October 2022 at 04:22:33 UTC
()
Proposer:
Authorizers:
Gas used:
46