Flow price: --
892834330f056420bad7b7bdd33ec1932dee6ea52c429b0840e0105111717f19

Transaction

Hash: 892834330f056420bad7b7bdd33ec1932dee6ea52c429b0840e0105111717f19
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 892834330f056420bad7b7bdd33ec1932dee6ea52c429b0840e0105111717f19:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
892834330f056420bad7b7bdd33ec1932dee6ea52c429b0840e0105111717f19
Status:
ERROR
Block height:
40107595
Block id:
aac9ff8f130250a2f39f6d6311da86c22b83ca4ba8cdc79201f0f6ae91e9b5c2
Timestamp:
Tuesday 1 November 2022 at 12:59:26 UTC
()
Proposer:
Authorizers:
Gas used:
62