Flow price: --
b916a0546e1c4d857526a3c2e5d28749523eb254d565d39578e4bc2698f970fd

Transaction

Hash: b916a0546e1c4d857526a3c2e5d28749523eb254d565d39578e4bc2698f970fd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b916a0546e1c4d857526a3c2e5d28749523eb254d565d39578e4bc2698f970fd: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:
b916a0546e1c4d857526a3c2e5d28749523eb254d565d39578e4bc2698f970fd
Status:
ERROR
Block height:
40159697
Block id:
bbb874cc3c014460e07eb858bad5ecc63bb6e8762b6979f3b83d3cc25d0723bc
Timestamp:
Wednesday 2 November 2022 at 10:11:10 UTC
()
Proposer:
Authorizers:
Gas used:
50