Flow price: --
1f647f8baebef90b885f42305340293fee91f28486306a70e2b3b4d506e2a379

Transaction

Hash: 1f647f8baebef90b885f42305340293fee91f28486306a70e2b3b4d506e2a379
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1f647f8baebef90b885f42305340293fee91f28486306a70e2b3b4d506e2a379:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1f647f8baebef90b885f42305340293fee91f28486306a70e2b3b4d506e2a379
Status:
ERROR
Block height:
39812823
Block id:
bd0ac3ba9d490a1fd36a363fdbeb122c3dc9ba5e931572c7af50c952eacdc95a
Timestamp:
Thursday 27 October 2022 at 14:46:07 UTC
()
Proposer:
Authorizers:
Gas used:
46