Flow price: --
b90668e36b8ac956dac42410e8f4cefa47376e938f246c7782d3b7fa7c3e377b

Transaction

Hash: b90668e36b8ac956dac42410e8f4cefa47376e938f246c7782d3b7fa7c3e377b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b90668e36b8ac956dac42410e8f4cefa47376e938f246c7782d3b7fa7c3e377b: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:
b90668e36b8ac956dac42410e8f4cefa47376e938f246c7782d3b7fa7c3e377b
Status:
ERROR
Block height:
39780675
Block id:
ba3f574d8673c6b6ffdf0c83e36d88b68a646ad468415aec1400835f44a03645
Timestamp:
Thursday 27 October 2022 at 01:48:01 UTC
()
Proposer:
Authorizers:
Gas used:
50