Flow price: --
91200f326bdeedb10a122d8f7416df303051f3165c6a4f97f5e98751e8810e44

Transaction

Hash: 91200f326bdeedb10a122d8f7416df303051f3165c6a4f97f5e98751e8810e44
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 91200f326bdeedb10a122d8f7416df303051f3165c6a4f97f5e98751e8810e44:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
91200f326bdeedb10a122d8f7416df303051f3165c6a4f97f5e98751e8810e44
Status:
ERROR
Block height:
40138325
Block id:
5e007dba53896ae8a5dfe753ea307ea12779956c7ad2c49d4b0611b42af4a71f
Timestamp:
Wednesday 2 November 2022 at 01:29:46 UTC
()
Proposer:
Authorizers:
Gas used:
46