Flow price: --
72ef2051ca0c7ce7c9936a3779ad1be2f95c1a14aa9e4bb33efdaaaab37f2065

Transaction

Hash: 72ef2051ca0c7ce7c9936a3779ad1be2f95c1a14aa9e4bb33efdaaaab37f2065
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 72ef2051ca0c7ce7c9936a3779ad1be2f95c1a14aa9e4bb33efdaaaab37f2065:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
72ef2051ca0c7ce7c9936a3779ad1be2f95c1a14aa9e4bb33efdaaaab37f2065
Status:
ERROR
Block height:
39747761
Block id:
b2f3765fd370da224a215a59e486a631c2042cbcae1591d88f4bb2536c0fb57c
Timestamp:
Wednesday 26 October 2022 at 12:33:21 UTC
()
Proposer:
Authorizers:
Gas used:
48