Flow price: --
373194a32e6e5e4cb3e9e79cdd1568b6e65b456016f237e428f7615b9bc22ef8

Transaction

Hash: 373194a32e6e5e4cb3e9e79cdd1568b6e65b456016f237e428f7615b9bc22ef8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 373194a32e6e5e4cb3e9e79cdd1568b6e65b456016f237e428f7615b9bc22ef8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
373194a32e6e5e4cb3e9e79cdd1568b6e65b456016f237e428f7615b9bc22ef8
Status:
ERROR
Block height:
39883068
Block id:
626a529044290423c4c1ed173e4e9463309cafa877446444577dfc63d99a69e0
Timestamp:
Friday 28 October 2022 at 19:03:05 UTC
()
Proposer:
Authorizers:
Gas used:
47