Flow price: --
55f391b43f49bfd89779087f0c0c0983d27965c37f08aa8403a23cb680464a41

Transaction

Hash: 55f391b43f49bfd89779087f0c0c0983d27965c37f08aa8403a23cb680464a41
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 55f391b43f49bfd89779087f0c0c0983d27965c37f08aa8403a23cb680464a41:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
55f391b43f49bfd89779087f0c0c0983d27965c37f08aa8403a23cb680464a41
Status:
ERROR
Block height:
39792229
Block id:
20a42c6ab24ea0bc77ac8532e192b62a83fe73d0ff4a27d85083410e9db79ba3
Timestamp:
Thursday 27 October 2022 at 06:26:51 UTC
()
Proposer:
Authorizers:
Gas used:
47