Flow price: --
f77b3b924300a58bb3b579e68bdc2a732ad324f286196cb9fe47a106a69e55e2

Transaction

Hash: f77b3b924300a58bb3b579e68bdc2a732ad324f286196cb9fe47a106a69e55e2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f77b3b924300a58bb3b579e68bdc2a732ad324f286196cb9fe47a106a69e55e2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f77b3b924300a58bb3b579e68bdc2a732ad324f286196cb9fe47a106a69e55e2
Status:
ERROR
Block height:
40149655
Block id:
d6c81b130474f7f863bcbc36fb9de66b843d2fd2a5fb4cac1153be2a7d435285
Timestamp:
Wednesday 2 November 2022 at 06:05:46 UTC
()
Proposer:
Authorizers:
Gas used:
48