Flow price: --
d9201df74a17a76f1e9e745237871ee5fb7e4e456f8f229848b5b5624f12bd38

Transaction

Hash: d9201df74a17a76f1e9e745237871ee5fb7e4e456f8f229848b5b5624f12bd38
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:
  --> d9201df74a17a76f1e9e745237871ee5fb7e4e456f8f229848b5b5624f12bd38:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
d9201df74a17a76f1e9e745237871ee5fb7e4e456f8f229848b5b5624f12bd38
Status:
ERROR
Block height:
41303618
Block id:
9ce1dbe39c22a1a200c89f6a260835579f6d620b948e037942ec26ea341fee08
Timestamp:
Monday 21 November 2022 at 09:31:43 UTC
()
Proposer:
Authorizers:
Gas used:
26