Flow price: --
f34aef44855737747e8513cc0cfa2fd76f416d3e3b54045b6bf282e4850e14a0

Transaction

Hash: f34aef44855737747e8513cc0cfa2fd76f416d3e3b54045b6bf282e4850e14a0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f34aef44855737747e8513cc0cfa2fd76f416d3e3b54045b6bf282e4850e14a0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f34aef44855737747e8513cc0cfa2fd76f416d3e3b54045b6bf282e4850e14a0
Status:
ERROR
Block height:
40113662
Block id:
b93079af13db0d37d3776b7e1c6c422464ad813237b787f9e27d9f69f707c514
Timestamp:
Tuesday 1 November 2022 at 15:26:33 UTC
()
Proposer:
Authorizers:
Gas used:
48