Flow price: --
b7cc3ce3437422a5332a8bb6f1e667c82e7c8ef5043aa1960e1d1e5ded3ee226

Transaction

Hash: b7cc3ce3437422a5332a8bb6f1e667c82e7c8ef5043aa1960e1d1e5ded3ee226
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> b7cc3ce3437422a5332a8bb6f1e667c82e7c8ef5043aa1960e1d1e5ded3ee226:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
b7cc3ce3437422a5332a8bb6f1e667c82e7c8ef5043aa1960e1d1e5ded3ee226
Status:
ERROR
Block height:
40634595
Block id:
e62cdb6c64e509d949e6f86eecc7ee999b08b95aaf999e9eff4c410f1214ba80
Timestamp:
Thursday 10 November 2022 at 09:22:53 UTC
()
Proposer:
Authorizers:
Gas used:
24