Flow price: --
6974d65a19726163938a5c1cbc58b4b290bd4b172d0e714e856916419e0fd024

Transaction

Hash: 6974d65a19726163938a5c1cbc58b4b290bd4b172d0e714e856916419e0fd024
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6974d65a19726163938a5c1cbc58b4b290bd4b172d0e714e856916419e0fd024:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6974d65a19726163938a5c1cbc58b4b290bd4b172d0e714e856916419e0fd024
Status:
ERROR
Block height:
39821353
Block id:
03b437e52fd459ccae8b0aaf6b0f45334b70f5a6b2aa38942d8e96d27be9b07a
Timestamp:
Thursday 27 October 2022 at 18:13:22 UTC
()
Proposer:
Authorizers:
Gas used:
48