Flow price: --
ac7338b6f7e69d31e7bfb13218ede9e989dc271a3a51a47b810625c96e98287c

Transaction

Hash: ac7338b6f7e69d31e7bfb13218ede9e989dc271a3a51a47b810625c96e98287c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ac7338b6f7e69d31e7bfb13218ede9e989dc271a3a51a47b810625c96e98287c: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:
ac7338b6f7e69d31e7bfb13218ede9e989dc271a3a51a47b810625c96e98287c
Status:
ERROR
Block height:
40157411
Block id:
2e9e7c7186475157f8983f2042af4b8c5c183afad9f3aa63c345573dbc2f9196
Timestamp:
Wednesday 2 November 2022 at 09:15:20 UTC
()
Proposer:
Authorizers:
Gas used:
47