Flow price: --
138f5c916058a76fce6ba61e8cbe658d10e61c9e8e89a3a86c815ab790de6d32

Transaction

Hash: 138f5c916058a76fce6ba61e8cbe658d10e61c9e8e89a3a86c815ab790de6d32
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 138f5c916058a76fce6ba61e8cbe658d10e61c9e8e89a3a86c815ab790de6d32:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
138f5c916058a76fce6ba61e8cbe658d10e61c9e8e89a3a86c815ab790de6d32
Status:
ERROR
Block height:
39844012
Block id:
949a94de0db4e4baed7f74bc7090430804cc220e92b9bd09c4224c425a7910e6
Timestamp:
Friday 28 October 2022 at 03:20:57 UTC
()
Proposer:
Authorizers:
Gas used:
47