Flow price: --
c3340c663ab769b90d75280f1257d995e966a681f8a9c8eafc4f9c18d7b679c8

Transaction

Hash: c3340c663ab769b90d75280f1257d995e966a681f8a9c8eafc4f9c18d7b679c8
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:
  --> c3340c663ab769b90d75280f1257d995e966a681f8a9c8eafc4f9c18d7b679c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
c3340c663ab769b90d75280f1257d995e966a681f8a9c8eafc4f9c18d7b679c8
Status:
ERROR
Block height:
40461953
Block id:
2181cc3503e56dcf26618e2026162a32c8004472edd225aa08125d3889ca5da4
Timestamp:
Monday 7 November 2022 at 11:47:02 UTC
()
Proposer:
Authorizers:
Gas used:
26