Flow price: --
894ae8fb66ed43576287edfdd04bd3daefa3e3718f514c94ed2dc75478b7c3e0

Transaction

Hash: 894ae8fb66ed43576287edfdd04bd3daefa3e3718f514c94ed2dc75478b7c3e0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 894ae8fb66ed43576287edfdd04bd3daefa3e3718f514c94ed2dc75478b7c3e0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
894ae8fb66ed43576287edfdd04bd3daefa3e3718f514c94ed2dc75478b7c3e0
Status:
ERROR
Block height:
40096167
Block id:
ec36d693ee926f06a3bcf6b7d1e446b1ce8dc821570dd7f99c24bda7e14b87a7
Timestamp:
Tuesday 1 November 2022 at 08:21:59 UTC
()
Proposer:
Authorizers:
Gas used:
46