Flow price: --
db72129860eeca9992114f5e113e928d90080ab0d3668a2b7f39b79789d6f45d

Transaction

Hash: db72129860eeca9992114f5e113e928d90080ab0d3668a2b7f39b79789d6f45d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> db72129860eeca9992114f5e113e928d90080ab0d3668a2b7f39b79789d6f45d: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:
db72129860eeca9992114f5e113e928d90080ab0d3668a2b7f39b79789d6f45d
Status:
ERROR
Block height:
39875534
Block id:
bf396864615bbf60e28c31e15e95040256a6b6ddfc66962a425d35566a8040d3
Timestamp:
Friday 28 October 2022 at 16:02:36 UTC
()
Proposer:
Authorizers:
Gas used:
65