Flow price: --
a40670831e673a24491645f625043f58bf57450c407082b7124a7a89b5ceae37

Transaction

Hash: a40670831e673a24491645f625043f58bf57450c407082b7124a7a89b5ceae37
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a40670831e673a24491645f625043f58bf57450c407082b7124a7a89b5ceae37:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a40670831e673a24491645f625043f58bf57450c407082b7124a7a89b5ceae37
Status:
ERROR
Block height:
40029455
Block id:
e2019dc3b693ca9819c3f59d204c1b6793c831f07914be6ce83cf128e3543950
Timestamp:
Monday 31 October 2022 at 05:30:14 UTC
()
Proposer:
Authorizers:
Gas used:
47