Flow price: --
644df671e7a98efc7e85dd273c8fb21c12ff9177c844be67589beb98439db663

Transaction

Hash: 644df671e7a98efc7e85dd273c8fb21c12ff9177c844be67589beb98439db663
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:
  --> 644df671e7a98efc7e85dd273c8fb21c12ff9177c844be67589beb98439db663:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
644df671e7a98efc7e85dd273c8fb21c12ff9177c844be67589beb98439db663
Status:
ERROR
Block height:
41500662
Block id:
31a1edfdd7f60fa6eef7b0a37ae8c113ffde3985aae4df133fed39c198bfcfff
Timestamp:
Thursday 24 November 2022 at 13:46:52 UTC
()
Proposer:
Authorizers:
Gas used:
23