Flow price: --
205b0e1e939cca8c778cec55ef99697d357438bb309cd63f6023b751b4f096d6

Transaction

Hash: 205b0e1e939cca8c778cec55ef99697d357438bb309cd63f6023b751b4f096d6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 205b0e1e939cca8c778cec55ef99697d357438bb309cd63f6023b751b4f096d6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
205b0e1e939cca8c778cec55ef99697d357438bb309cd63f6023b751b4f096d6
Status:
ERROR
Block height:
40042309
Block id:
e7b0be3d7af5e8e913c9c989dea7a22a2f926de27047fb98ae844586abd6de37
Timestamp:
Monday 31 October 2022 at 10:40:03 UTC
()
Proposer:
Authorizers:
Gas used:
46