Flow price: --
2247ec65f0e2cf48fe5ae3b82a91a12558a2217a7f60029c7e216cd352f74a39

Transaction

Hash: 2247ec65f0e2cf48fe5ae3b82a91a12558a2217a7f60029c7e216cd352f74a39
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2247ec65f0e2cf48fe5ae3b82a91a12558a2217a7f60029c7e216cd352f74a39:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2247ec65f0e2cf48fe5ae3b82a91a12558a2217a7f60029c7e216cd352f74a39
Status:
ERROR
Block height:
40061514
Block id:
de0e4b5b6d19d1241b15b11cd3b7831143c2fb7eb79108a13a63af888938dbce
Timestamp:
Monday 31 October 2022 at 18:26:02 UTC
()
Proposer:
Authorizers:
Gas used:
50