Flow price: --
9a0a7c73ff952ac50501860c79fab1bcbd3b486528c58f183cfb7bdb7db1885a

Transaction

Hash: 9a0a7c73ff952ac50501860c79fab1bcbd3b486528c58f183cfb7bdb7db1885a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9a0a7c73ff952ac50501860c79fab1bcbd3b486528c58f183cfb7bdb7db1885a: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:
9a0a7c73ff952ac50501860c79fab1bcbd3b486528c58f183cfb7bdb7db1885a
Status:
ERROR
Block height:
40103457
Block id:
c37b4fc50e16d2fd45d700c550385a33ade0f38d7f3e9cfe858bfe7c7eb01be3
Timestamp:
Tuesday 1 November 2022 at 11:19:16 UTC
()
Proposer:
Authorizers:
Gas used:
49