Flow price: --
1ad0abe31b89e89db7f5aec129c9fe80b1fa08a78cd9c82b7a3de2d7c9a4069a

Transaction

Hash: 1ad0abe31b89e89db7f5aec129c9fe80b1fa08a78cd9c82b7a3de2d7c9a4069a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1ad0abe31b89e89db7f5aec129c9fe80b1fa08a78cd9c82b7a3de2d7c9a4069a: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:
1ad0abe31b89e89db7f5aec129c9fe80b1fa08a78cd9c82b7a3de2d7c9a4069a
Status:
ERROR
Block height:
39916772
Block id:
5a6407b3c81d7d090ad86aefee5147ec53723c1e6324c0c81109d9c5f9564e16
Timestamp:
Saturday 29 October 2022 at 08:28:56 UTC
()
Proposer:
Authorizers:
Gas used:
46