Flow price: --
5179cc6340ad92c41159eb8eb534fdc9f73620bdbf5c86f9be3b8fad387f918f

Transaction

Hash: 5179cc6340ad92c41159eb8eb534fdc9f73620bdbf5c86f9be3b8fad387f918f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5179cc6340ad92c41159eb8eb534fdc9f73620bdbf5c86f9be3b8fad387f918f: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:
5179cc6340ad92c41159eb8eb534fdc9f73620bdbf5c86f9be3b8fad387f918f
Status:
ERROR
Block height:
40031878
Block id:
fec0c43ca881980cf419c92d2c8a103c1385b424f633d35cd954155820825f11
Timestamp:
Monday 31 October 2022 at 06:28:39 UTC
()
Proposer:
Authorizers:
Gas used:
46