Flow price: --
5f875b8ec738978555ba8192db367efc2168ea01b5498ffbb35b6a673f951c73

Transaction

Hash: 5f875b8ec738978555ba8192db367efc2168ea01b5498ffbb35b6a673f951c73
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5f875b8ec738978555ba8192db367efc2168ea01b5498ffbb35b6a673f951c73:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5f875b8ec738978555ba8192db367efc2168ea01b5498ffbb35b6a673f951c73
Status:
ERROR
Block height:
40161170
Block id:
174205f29d5d114d1b59c008560ee939eb9df37c201b1ad280a257c4d3b4940b
Timestamp:
Wednesday 2 November 2022 at 10:46:49 UTC
()
Proposer:
Authorizers:
Gas used:
50