Flow price: --
4606c1ebe45e9925dc5f9cc29e0acd91145de68c3550126afde8de69275183e3

Transaction

Hash: 4606c1ebe45e9925dc5f9cc29e0acd91145de68c3550126afde8de69275183e3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4606c1ebe45e9925dc5f9cc29e0acd91145de68c3550126afde8de69275183e3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4606c1ebe45e9925dc5f9cc29e0acd91145de68c3550126afde8de69275183e3
Status:
ERROR
Block height:
39836651
Block id:
7cc573b34b1d649dcfcfe8167eeac7bebd900ceffbec7a8d63efe2f6c8ea7b99
Timestamp:
Friday 28 October 2022 at 00:23:44 UTC
()
Proposer:
Authorizers:
Gas used:
46