Flow price: --
861155d6112f0643214588ef921007bc9dd2707b398e1f528d468e52e1fe798c

Transaction

Hash: 861155d6112f0643214588ef921007bc9dd2707b398e1f528d468e52e1fe798c
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:
  --> 861155d6112f0643214588ef921007bc9dd2707b398e1f528d468e52e1fe798c: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:
861155d6112f0643214588ef921007bc9dd2707b398e1f528d468e52e1fe798c
Status:
ERROR
Block height:
40361732
Block id:
09e9798b42190487fba790152e2e1337059a7633423c6365a89c2249dff6af98
Timestamp:
Saturday 5 November 2022 at 19:09:12 UTC
()
Proposer:
Authorizers:
Gas used:
22