Flow price: --
b54a8a6102d63066dc3f0f6dc4db7abe45b91ea51e376789554821248a19b307

Transaction

Hash: b54a8a6102d63066dc3f0f6dc4db7abe45b91ea51e376789554821248a19b307
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b54a8a6102d63066dc3f0f6dc4db7abe45b91ea51e376789554821248a19b307:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b54a8a6102d63066dc3f0f6dc4db7abe45b91ea51e376789554821248a19b307
Status:
ERROR
Block height:
39841381
Block id:
3fe797b26d99b35f4b333e8119aea70bd48ee6723cb41ba0d39850721db1a156
Timestamp:
Friday 28 October 2022 at 02:18:12 UTC
()
Proposer:
Authorizers:
Gas used:
47