Flow price: --
506b459279a861660355e6f0fef9db7fb442dcd9a31d0f81e561c1f1fad74136

Transaction

Hash: 506b459279a861660355e6f0fef9db7fb442dcd9a31d0f81e561c1f1fad74136
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 506b459279a861660355e6f0fef9db7fb442dcd9a31d0f81e561c1f1fad74136:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
506b459279a861660355e6f0fef9db7fb442dcd9a31d0f81e561c1f1fad74136
Status:
ERROR
Block height:
40120022
Block id:
dcbfc7ad1c94bc7fe41d9804cb377faedec3418485f0582e96aa2824345ea67b
Timestamp:
Tuesday 1 November 2022 at 18:01:41 UTC
()
Proposer:
Authorizers:
Gas used:
45